Social studies
•Download as PPTX, PDF•
1 like•899 views
The document discusses different aspects of Earth's oceans. It provides information about where salt in the oceans comes from, ocean pressures and temperatures, and how scientists study the oceans. It also defines key ocean terms like waves, tides, currents and discusses forces that shape shorelines and features seen along coasts. Finally, it outlines the different zones of the ocean floor from the continental shelf down to the abyssal plain.
Report
Share
Report
Share
Recommended
Social Studies
The document discusses Earth's oceans and how ocean water moves. It provides questions and answers about where salt in the oceans comes from, ocean temperatures, ocean study techniques, ocean currents, waves, tides, and human impacts on shorelines. Key topics covered include the salinity of ocean water, ocean layers and temperatures, ocean waves like tsunamis and tides, ocean currents near coasts versus surface currents, and how erosion can change shoreline features.
Social studies blog[11]
The document discusses various topics related to oceans including:
- Fish and corals are dying as the ocean warms up and humans are harming oceans.
- The ocean is a large ecosystem that is home to many plants and animals but is often forgotten.
- Oceans move water through waves, tides, currents and storms and contain secrets yet to be discovered.
- Humans must help protect oceans which provide beauty, resources and are warming.
SoCiAl sTuDiEs BlOg
The document provides information about oceans and shorelines through a series of reading comprehension activities. It defines key terms like shore, headland, tide pool, and jetty. It describes how waves and erosion can change shorelines over time, forming features like beaches, cliffs, and rock formations. Human activities like construction can also impact shorelines by making beaches smaller or filling channels. The document notes that explorers are now able to travel deeper into oceans using technologies like diving bells, suits, and submarines, as well as remote-controlled vehicles.
9th Grade Chapter 4 Lesson 1
The document provides an overview of key concepts in oceanography, including the composition of ocean water, factors that influence salinity and temperature, density and pressure dynamics, types of ice found in oceans, and different ocean currents. Surface currents move horizontally and are influenced by factors like wind and land masses, while subsurface currents flow beneath the surface due to variations in water density.
Unit 2 (part 2): Landform
This document defines and describes various landforms and coastal landforms. It discusses continental and oceanic crust features like the continental shelf, slope, and abyssal plain. It also defines inland landforms such as mountains, plains, and plateaus. Coastal landforms covered include inlets, outlets, gulfs, capes, islands, isthmuses, and peninsulas. River landforms like deltas, estuaries, fjords, and rias are also defined. Examples of each type of landform are provided.
L1 introduction to oceans
The document discusses the key characteristics of the world's oceans. It notes that the oceans cover 97% of the planet's water and consist of the Pacific, Atlantic, Indian, Southern, and Arctic oceans. Ocean currents are driven by both wind at the surface and density differences deeper down, and have a major influence on global climate by transporting heat around the world. Surface currents form giant circular gyres in each ocean basin due to wind patterns and the Coriolis effect.
Class 7 chapter_5_water_surrounding_the_earth
The document discusses various aspects of water surrounding the Earth. It describes the five major oceans of the world and explains the water cycle process. It discusses different movements of ocean water including waves caused by wind and ocean currents originating from solar heating, density differences, the Earth's rotation, and planetary winds. Tides are also caused by the gravitational pull of the sun and moon and come in two types: spring and neap. Oceans are important to humans as they facilitate trade, provide abundant plant and mineral resources, and influence climate. The conclusion discusses the devastating 2004 Indian Ocean tsunami that killed many and the relief efforts that followed.
Mina and heart
The key hazards that occur along coastal areas are coastal erosion, submersion, and saltwater intrusion. Coastal erosion is caused by wave action, tides, and storms and results in the wearing away of coastlines. Submersion happens when sea levels rise, flooding previously dry land. Saltwater intrusion occurs when denser saltwater moves inland underground, contaminating freshwater supplies. These hazards are exacerbated by events like cyclones and sea level rise due to climate change.
Recommended
Social Studies
The document discusses Earth's oceans and how ocean water moves. It provides questions and answers about where salt in the oceans comes from, ocean temperatures, ocean study techniques, ocean currents, waves, tides, and human impacts on shorelines. Key topics covered include the salinity of ocean water, ocean layers and temperatures, ocean waves like tsunamis and tides, ocean currents near coasts versus surface currents, and how erosion can change shoreline features.
Social studies blog[11]
The document discusses various topics related to oceans including:
- Fish and corals are dying as the ocean warms up and humans are harming oceans.
- The ocean is a large ecosystem that is home to many plants and animals but is often forgotten.
- Oceans move water through waves, tides, currents and storms and contain secrets yet to be discovered.
- Humans must help protect oceans which provide beauty, resources and are warming.
SoCiAl sTuDiEs BlOg
The document provides information about oceans and shorelines through a series of reading comprehension activities. It defines key terms like shore, headland, tide pool, and jetty. It describes how waves and erosion can change shorelines over time, forming features like beaches, cliffs, and rock formations. Human activities like construction can also impact shorelines by making beaches smaller or filling channels. The document notes that explorers are now able to travel deeper into oceans using technologies like diving bells, suits, and submarines, as well as remote-controlled vehicles.
9th Grade Chapter 4 Lesson 1
The document provides an overview of key concepts in oceanography, including the composition of ocean water, factors that influence salinity and temperature, density and pressure dynamics, types of ice found in oceans, and different ocean currents. Surface currents move horizontally and are influenced by factors like wind and land masses, while subsurface currents flow beneath the surface due to variations in water density.
Unit 2 (part 2): Landform
This document defines and describes various landforms and coastal landforms. It discusses continental and oceanic crust features like the continental shelf, slope, and abyssal plain. It also defines inland landforms such as mountains, plains, and plateaus. Coastal landforms covered include inlets, outlets, gulfs, capes, islands, isthmuses, and peninsulas. River landforms like deltas, estuaries, fjords, and rias are also defined. Examples of each type of landform are provided.
L1 introduction to oceans
The document discusses the key characteristics of the world's oceans. It notes that the oceans cover 97% of the planet's water and consist of the Pacific, Atlantic, Indian, Southern, and Arctic oceans. Ocean currents are driven by both wind at the surface and density differences deeper down, and have a major influence on global climate by transporting heat around the world. Surface currents form giant circular gyres in each ocean basin due to wind patterns and the Coriolis effect.
Class 7 chapter_5_water_surrounding_the_earth
The document discusses various aspects of water surrounding the Earth. It describes the five major oceans of the world and explains the water cycle process. It discusses different movements of ocean water including waves caused by wind and ocean currents originating from solar heating, density differences, the Earth's rotation, and planetary winds. Tides are also caused by the gravitational pull of the sun and moon and come in two types: spring and neap. Oceans are important to humans as they facilitate trade, provide abundant plant and mineral resources, and influence climate. The conclusion discusses the devastating 2004 Indian Ocean tsunami that killed many and the relief efforts that followed.
Mina and heart
The key hazards that occur along coastal areas are coastal erosion, submersion, and saltwater intrusion. Coastal erosion is caused by wave action, tides, and storms and results in the wearing away of coastlines. Submersion happens when sea levels rise, flooding previously dry land. Saltwater intrusion occurs when denser saltwater moves inland underground, contaminating freshwater supplies. These hazards are exacerbated by events like cyclones and sea level rise due to climate change.
Landforms and Oceans Presentation
Natural processes like weathering, erosion, deposition, landslides, volcanic eruptions, earthquakes and floods shape Earth's landforms and oceans in both constructive and destructive ways. Key ocean landforms include the continental shelf, slope, mid-ocean ridge, rift zone, trench, and ocean basin. Waves, currents, tides and storms continually change coastal features such as beaches, barrier islands, estuaries and inlets through erosion and deposition.
Geography our changing earth notes class 7. Nityant Singhal
The document discusses various geological processes that shape the Earth's surface. It describes how the lithospheric plates slowly move due to convection currents in the mantle, causing earthquakes and volcanic eruptions at plate boundaries. It also explains different erosional and depositional landforms formed by rivers, seas, glaciers, and wind. Weathering and erosion are defined as geological processes that break down and transport surface material.
Donaoooo4b2
This document provides summaries of key concepts related to physical geography. It discusses the main features of rivers including the source, tributaries, confluence, watershed and mouth. It explains how rivers shape the land through erosion and how meanders and lakes are formed. It also summarizes coastal landforms including how waves erode and deposit material, and causes of cliff erosion. Additional topics covered include glaciation, rocks and weathering, plate tectonics, British weather/climate, and the world's main climates.
Landforms found-on-the-ocean-floor
The ocean floor contains several key landforms including the continental shelf, a shallow border along continents; the continental slope, a steep drop-off from the shelf; the mid-ocean ridge, an underwater volcanic mountain range dividing the ocean floor; and deep trenches and ocean basins on either side of the ridge.
WATER, class 7 geography lesson 5, cbse
The water cycle describes the continuous movement of water on, above, and below the surface of the Earth. The sun's heat causes water to evaporate from oceans, rivers, and lakes. Water vapor condenses to form clouds and precipitation falls back to Earth as rain, snow, or sleet, completing the cycle. Most of the Earth's water is salty ocean water, while a small portion is fresh water found in rivers, lakes, glaciers, and groundwater. The movement of ocean water is driven by waves, tides, and currents which influence weather patterns and ocean life.
DRRR – Other Geological Hazards
Hello! I've created this PowerPoint presentation as a requisite in Disaster Readiness and Risk Reduction subject during SY 2019–2020.
Other Geological Hazards
- Bolide Impact
- Ground Subsidence
- Coastal Erosion
Should you need a .pptx file, kindly email me at rd.chrxlr@gmail.com.
ocean water
This document discusses several topics related to oceanography: 1) It describes how ocean currents are influenced by winds, the Coriolis effect, and continents. 2) It explains how density currents cause ocean water below the surface to circulate. 3) It defines parts of a wave and describes how waves are created by wind energy and gravitational forces.
Class 7 ch 5 water-pdf
This is PPT of class -7 ,Geography, Chapter -5, Water
Reference book is NCERT, .
This is useful for teachers who teach in CBSE and Chhattisgarh board.
so download and use online and offline teaching.
Ocean properties compilation
El Niño is a periodic warming of ocean waters in the eastern Pacific that occurs every 2-7 years. It causes changes to weather patterns around the world like droughts. Ocean currents are driven by factors like wind and the Coriolis effect. The ocean can be divided into layers with different temperatures and pressures. Tides are caused by the gravitational pull of the moon and sun. They have high and low phases. Salinity measures the salt content in ocean water, which is mostly sodium chloride. Evaporites form when minerals precipitate out of waters with high salinity in areas with high evaporation rates.
Natural disasters Group1
The document discusses several types of natural disasters including avalanches, floods, tsunamis, storms, and limnic eruptions. Avalanches pose a constant danger of killing many people and animals. Floods from heavy rain or storm surge endanger both populations and infrastructure in urban areas. Tsunamis occur when an enormous wave of water floods inland areas. Storms bring strong winds and huge waves out at sea. Limnic eruptions are rare events where dissolved carbon dioxide erupts from deep lake water, suffocating wildlife, livestock, and humans near the lake.
Sediment Cells And Sources
This document discusses sediment cells and sources along coastlines. It defines sediment cells as discrete areas where sediment movement is largely self-contained. Sediment can come from erosion of cliffs, sea beds, and rivers being transported by waves, currents, tides and wind. Sediment is either stored in depositional landforms like beaches or transported through the cell. The UK has 11 major sediment cells that operate in a state of dynamic equilibrium. Coastal processes like hydraulic action, abrasion, attrition, and corrosion cause different rates and types of erosion along coastlines. Mass movement processes also influence erosion, including soil creep, solifluction, and mudflows.
Factors that Contribute to Coastal Processes
Coastal processes such as waves, tides, erosion, and deposition shape shorelines. Waves transport energy from the sun and create longshore currents that move sediment parallel to shorelines. Tides are daily fluctuations in ocean height caused by the sun and moon's gravitational pull. Coastal erosion wears away rock and cliffs through wave action, currents, and chemicals. It focuses on headlands, forming caves and stacks. Seawalls and dunes can prevent erosion. Coastal submersion occurs when sediment exceeds the capacity for transport, building beaches, spits, and hooks. Saltwater intrusion pollutes coastal freshwater aquifers as groundwater use induces seawater flow inland.
Movement of Ocean water
This document discusses ocean temperatures. It explains that ocean temperatures vary based on several factors, including latitude, winds, ocean currents, the distribution of land and sea, icebergs, and salinity. Near the equator, temperatures are highest due to greater sunlight. Warm currents increase temperatures while cold currents decrease them. The northern hemisphere oceans are generally warmer due to less land area. Temperature decreases with depth below the ocean surface.
Holocene sea level change
Sea levels have changed dynamically throughout the Holocene epoch due to the interplay between absolute sea level changes and vertical land movement. As ice sheets melted after the last glacial period, sea levels rose globally from -130m to current levels through a combination of glacio-eustatic sea level rise and local glacio-isostatic land rebound and subsidence. Records of past sea level changes are reconstructed from dated geological indicators to develop sea level curves. Interpreting these indicators requires understanding their relationship to contemporaneous tide levels.
Rivers,coasts and glaciation GCSE/IGCSE Syllabus
I made a an interactive PPT on Rivers,coasts and glaciation.Teachers and students simply love this PPT.
Coasts revision booklet
This document provides revision materials for the GCSE Geography Coasts topic. It includes links to online resources, practice exam questions, definitions of key terms, and descriptions of coastal landforms and case studies. It emphasizes understanding exam questions, revising key coastal processes and landforms, and practicing exam technique. Students are encouraged to use Miss Nash for additional revision help and after-school sessions.
The Ocean Shore Zone
The document discusses the key geographic features of the ocean shore zone, including beaches, barrier islands, estuaries, and inlets. It also mentions some natural processes that affect these features such as waves, currents, tides, and storms.
4 Coasts Intro
The document defines coasts as the area where land meets the sea, and explains that coasts are important habitats and home to most of the world's population. Coasts are dynamic systems that are constantly changing due to coastal processes like waves and tides, which erode, transport, and deposit material, affecting both the environment and people living in coastal areas. The document will study waves, coastal processes and how they form landforms, coastal management, and possibly coral reefs.
Natural disasters Group3
This document summarizes different types of natural disasters connected to water: storms, floods, tsunamis, and heavy rainfall. Storms are strong gusty winds over bodies of water. Floods occur when water overflows river or lake banks or from heavy rainfall, including areal, riverine, and coastal flooding. Tsunamis are series of waves caused by displacement of water, often due to earthquakes. Heavy rainfall consists of water droplets that have condensed from vapor and fall due to gravity, impacting at increasing speeds with larger droplet sizes. All of these natural disasters can cause loss of life or property damage.
Sea level changes
Sea level change can occur through two main processes: isostatic and eustatic. Isostatic changes are local and caused by land height changes, while eustatic changes are global and caused by ocean water volume changes. During ice ages, water is stored in glaciers causing eustatic sea levels to drop; melting then causes levels to rise. Coastlines can emerge from isostatic uplift or submerge through subsidence. Emergent coasts may have raised beaches and cliffs, while rias and fjords form in submerged areas. Sea level changes impact coastal ecosystems and infrastructure through flooding and erosion.
Social studies
The document discusses oceans and includes questions and answers about ocean facts. Some key points:
- Salt in oceans comes from minerals washed from land, not rocks. Water pressure depends on amount of overlying water, not salt content. Dead Sea has saltiest water, not oceans.
- Scientists study oceans using submarines, not planes or helicopters. Ocean conditions depend more on temperature than surface.
- A video discusses how oceans are important ecosystems but are being harmed by humans through issues like warming, pollution, and overfishing. Oceans need protection.
8 oceanography ppt
This document provides information about oceanography and beaches. It discusses how the oceans formed from volcanic activity and impacts from comets and meteorites over 4.6 billion years. Key topics covered include ocean composition, temperature variation with depth, ocean currents like gyres, and coastal landforms shaped by wave erosion and deposition such as barrier islands, spits, and sea stacks. Ocean features like continental shelves, trenches, and guyots are also mentioned.
More Related Content
What's hot
Landforms and Oceans Presentation
Natural processes like weathering, erosion, deposition, landslides, volcanic eruptions, earthquakes and floods shape Earth's landforms and oceans in both constructive and destructive ways. Key ocean landforms include the continental shelf, slope, mid-ocean ridge, rift zone, trench, and ocean basin. Waves, currents, tides and storms continually change coastal features such as beaches, barrier islands, estuaries and inlets through erosion and deposition.
Geography our changing earth notes class 7. Nityant Singhal
The document discusses various geological processes that shape the Earth's surface. It describes how the lithospheric plates slowly move due to convection currents in the mantle, causing earthquakes and volcanic eruptions at plate boundaries. It also explains different erosional and depositional landforms formed by rivers, seas, glaciers, and wind. Weathering and erosion are defined as geological processes that break down and transport surface material.
Donaoooo4b2
This document provides summaries of key concepts related to physical geography. It discusses the main features of rivers including the source, tributaries, confluence, watershed and mouth. It explains how rivers shape the land through erosion and how meanders and lakes are formed. It also summarizes coastal landforms including how waves erode and deposit material, and causes of cliff erosion. Additional topics covered include glaciation, rocks and weathering, plate tectonics, British weather/climate, and the world's main climates.
Landforms found-on-the-ocean-floor
The ocean floor contains several key landforms including the continental shelf, a shallow border along continents; the continental slope, a steep drop-off from the shelf; the mid-ocean ridge, an underwater volcanic mountain range dividing the ocean floor; and deep trenches and ocean basins on either side of the ridge.
WATER, class 7 geography lesson 5, cbse
The water cycle describes the continuous movement of water on, above, and below the surface of the Earth. The sun's heat causes water to evaporate from oceans, rivers, and lakes. Water vapor condenses to form clouds and precipitation falls back to Earth as rain, snow, or sleet, completing the cycle. Most of the Earth's water is salty ocean water, while a small portion is fresh water found in rivers, lakes, glaciers, and groundwater. The movement of ocean water is driven by waves, tides, and currents which influence weather patterns and ocean life.
DRRR – Other Geological Hazards
Hello! I've created this PowerPoint presentation as a requisite in Disaster Readiness and Risk Reduction subject during SY 2019–2020.
Other Geological Hazards
- Bolide Impact
- Ground Subsidence
- Coastal Erosion
Should you need a .pptx file, kindly email me at rd.chrxlr@gmail.com.
ocean water
This document discusses several topics related to oceanography: 1) It describes how ocean currents are influenced by winds, the Coriolis effect, and continents. 2) It explains how density currents cause ocean water below the surface to circulate. 3) It defines parts of a wave and describes how waves are created by wind energy and gravitational forces.
Class 7 ch 5 water-pdf
This is PPT of class -7 ,Geography, Chapter -5, Water
Reference book is NCERT, .
This is useful for teachers who teach in CBSE and Chhattisgarh board.
so download and use online and offline teaching.
Ocean properties compilation
El Niño is a periodic warming of ocean waters in the eastern Pacific that occurs every 2-7 years. It causes changes to weather patterns around the world like droughts. Ocean currents are driven by factors like wind and the Coriolis effect. The ocean can be divided into layers with different temperatures and pressures. Tides are caused by the gravitational pull of the moon and sun. They have high and low phases. Salinity measures the salt content in ocean water, which is mostly sodium chloride. Evaporites form when minerals precipitate out of waters with high salinity in areas with high evaporation rates.
Natural disasters Group1
The document discusses several types of natural disasters including avalanches, floods, tsunamis, storms, and limnic eruptions. Avalanches pose a constant danger of killing many people and animals. Floods from heavy rain or storm surge endanger both populations and infrastructure in urban areas. Tsunamis occur when an enormous wave of water floods inland areas. Storms bring strong winds and huge waves out at sea. Limnic eruptions are rare events where dissolved carbon dioxide erupts from deep lake water, suffocating wildlife, livestock, and humans near the lake.
Sediment Cells And Sources
This document discusses sediment cells and sources along coastlines. It defines sediment cells as discrete areas where sediment movement is largely self-contained. Sediment can come from erosion of cliffs, sea beds, and rivers being transported by waves, currents, tides and wind. Sediment is either stored in depositional landforms like beaches or transported through the cell. The UK has 11 major sediment cells that operate in a state of dynamic equilibrium. Coastal processes like hydraulic action, abrasion, attrition, and corrosion cause different rates and types of erosion along coastlines. Mass movement processes also influence erosion, including soil creep, solifluction, and mudflows.
Factors that Contribute to Coastal Processes
Coastal processes such as waves, tides, erosion, and deposition shape shorelines. Waves transport energy from the sun and create longshore currents that move sediment parallel to shorelines. Tides are daily fluctuations in ocean height caused by the sun and moon's gravitational pull. Coastal erosion wears away rock and cliffs through wave action, currents, and chemicals. It focuses on headlands, forming caves and stacks. Seawalls and dunes can prevent erosion. Coastal submersion occurs when sediment exceeds the capacity for transport, building beaches, spits, and hooks. Saltwater intrusion pollutes coastal freshwater aquifers as groundwater use induces seawater flow inland.
Movement of Ocean water
This document discusses ocean temperatures. It explains that ocean temperatures vary based on several factors, including latitude, winds, ocean currents, the distribution of land and sea, icebergs, and salinity. Near the equator, temperatures are highest due to greater sunlight. Warm currents increase temperatures while cold currents decrease them. The northern hemisphere oceans are generally warmer due to less land area. Temperature decreases with depth below the ocean surface.
Holocene sea level change
Sea levels have changed dynamically throughout the Holocene epoch due to the interplay between absolute sea level changes and vertical land movement. As ice sheets melted after the last glacial period, sea levels rose globally from -130m to current levels through a combination of glacio-eustatic sea level rise and local glacio-isostatic land rebound and subsidence. Records of past sea level changes are reconstructed from dated geological indicators to develop sea level curves. Interpreting these indicators requires understanding their relationship to contemporaneous tide levels.
Rivers,coasts and glaciation GCSE/IGCSE Syllabus
I made a an interactive PPT on Rivers,coasts and glaciation.Teachers and students simply love this PPT.
Coasts revision booklet
This document provides revision materials for the GCSE Geography Coasts topic. It includes links to online resources, practice exam questions, definitions of key terms, and descriptions of coastal landforms and case studies. It emphasizes understanding exam questions, revising key coastal processes and landforms, and practicing exam technique. Students are encouraged to use Miss Nash for additional revision help and after-school sessions.
The Ocean Shore Zone
The document discusses the key geographic features of the ocean shore zone, including beaches, barrier islands, estuaries, and inlets. It also mentions some natural processes that affect these features such as waves, currents, tides, and storms.
4 Coasts Intro
The document defines coasts as the area where land meets the sea, and explains that coasts are important habitats and home to most of the world's population. Coasts are dynamic systems that are constantly changing due to coastal processes like waves and tides, which erode, transport, and deposit material, affecting both the environment and people living in coastal areas. The document will study waves, coastal processes and how they form landforms, coastal management, and possibly coral reefs.
Natural disasters Group3
This document summarizes different types of natural disasters connected to water: storms, floods, tsunamis, and heavy rainfall. Storms are strong gusty winds over bodies of water. Floods occur when water overflows river or lake banks or from heavy rainfall, including areal, riverine, and coastal flooding. Tsunamis are series of waves caused by displacement of water, often due to earthquakes. Heavy rainfall consists of water droplets that have condensed from vapor and fall due to gravity, impacting at increasing speeds with larger droplet sizes. All of these natural disasters can cause loss of life or property damage.
Sea level changes
Sea level change can occur through two main processes: isostatic and eustatic. Isostatic changes are local and caused by land height changes, while eustatic changes are global and caused by ocean water volume changes. During ice ages, water is stored in glaciers causing eustatic sea levels to drop; melting then causes levels to rise. Coastlines can emerge from isostatic uplift or submerge through subsidence. Emergent coasts may have raised beaches and cliffs, while rias and fjords form in submerged areas. Sea level changes impact coastal ecosystems and infrastructure through flooding and erosion.
What's hot (20)
Geography our changing earth notes class 7. Nityant Singhal
Geography our changing earth notes class 7. Nityant Singhal
Similar to Social studies
Social studies
The document discusses oceans and includes questions and answers about ocean facts. Some key points:
- Salt in oceans comes from minerals washed from land, not rocks. Water pressure depends on amount of overlying water, not salt content. Dead Sea has saltiest water, not oceans.
- Scientists study oceans using submarines, not planes or helicopters. Ocean conditions depend more on temperature than surface.
- A video discusses how oceans are important ecosystems but are being harmed by humans through issues like warming, pollution, and overfishing. Oceans need protection.
8 oceanography ppt
This document provides information about oceanography and beaches. It discusses how the oceans formed from volcanic activity and impacts from comets and meteorites over 4.6 billion years. Key topics covered include ocean composition, temperature variation with depth, ocean currents like gyres, and coastal landforms shaped by wave erosion and deposition such as barrier islands, spits, and sea stacks. Ocean features like continental shelves, trenches, and guyots are also mentioned.
GHHS Oceanography
Powerpoint notes for High school oceanography unit in Earth Science. Course being taught in North Carolina
Chapter 13 – oceans and beaches
The document summarizes how oceans shape our lives by discussing the distribution of water on Earth, properties of ocean water, ocean motions, shoreline formations, and the barrier islands of North Carolina's Outer Banks. It explains that barrier islands formed due to rising sea levels, a large sand supply, a gently sloping coast, and wave energy. Humans are increasing the rate of barrier island migration through armoring and development, which reduces available sand and increases erosion risks. Ultimately, one cannot have buildings and beaches in the long run due to the dynamic coastal environment.
Hydrosphere copy
The document discusses the hydrological cycle, which is the continuous movement of water on, above, and below the surface of the Earth. It involves stages such as evaporation, transportation, condensation, precipitation, runoff, and groundwater. Water is evaporated from bodies of water by the sun's heat, transported through the atmosphere, condenses to form clouds, precipitates as rain or snow, runs across land back into bodies of water, and infiltrates into groundwater. This cyclic process sustains life on Earth and has operated for billions of years.
Chapter 14new Notes
The document summarizes key topics about the ocean floor covered in Chapter 14, including the different regions of the ocean floor and features found in each region. It discusses features such as mid-ocean ridges, trenches, seamounts, guyots, continental shelves, slopes, and rises. It also covers types of seafloor sediments and resources that can be obtained from the seafloor like oil, natural gas, and minerals.
Oceanography
The document discusses methods used by scientists to study Earth's oceans. It describes how oceanography developed as a field in the late 1800s and 1920s using ships equipped with new measuring devices like sonar. Modern techniques like satellites and submersibles now map ocean surfaces, temperatures, currents, and seafloor features. Studies indicate Earth's early oceans formed from water released by volcanism that condensed as the planet cooled. Oceans now contain 97% of Earth's water and cover 71% of its surface.
Water. The hydrosphere
The document discusses the hydrosphere, specifically water on Earth. It covers the basics of water molecules, the water cycle, oceans, and other bodies of water. The key points are:
- Water (H2O) covers 70% of Earth's surface and is made up of two hydrogen atoms and one oxygen atom.
- The water cycle constantly moves water around Earth through processes like evaporation and precipitation.
- The oceans are the largest part of Earth's hydrosphere, covering over 70% of the planet. The four major oceans are the Pacific, Atlantic, Indian, and Arctic oceans.
- Other bodies of water include lakes, rivers, ice caps, and groundwater, which
Earth’S Ocean
The document provides an overview of key facts about Earth's oceans:
- Oceans cover 71% of the planet and are composed primarily of sodium chloride, making ocean water undrinkable.
- Ocean currents are driven by global winds and the Coriolis effect, influencing climate by transporting warm and cold waters.
- Deep ocean currents are driven by differences in water density from temperature and salinity, not winds at the surface.
Chapter 14
The document summarizes key features of the ocean floor, including how it forms and changes over time. Mid-ocean ridges form new ocean crust, while seafloor spreading causes the crust to cool and sink away from the ridges. Other features include seamounts, guyots, continental shelves, trenches, and hydrothermal vents. The shape of the ocean basins is influenced by plate tectonics and cooling of the ocean crust. Sediments that accumulate on the seafloor come from terrestrial and marine sources and can contain valuable resources like oil, gas, and minerals.
intro to oceanography cool
This document provides an overview of oceanography and its subfields:
- Oceanography is the study of the ocean, its surroundings, and life within it, differing from marine biology which focuses more on individual organisms.
- The five principal oceans are the Pacific, Atlantic, Indian, Arctic, and Southern oceans.
- Oceanography involves the physical, chemical, biological, geological, and engineering aspects of the ocean.
- Important historical figures and voyages helped advance the field, including Darwin, Franklin, the Challenger expedition, and Cousteau.
Oceanography
The document discusses several key topics related to oceans and oceanography:
- The study of oceans (oceanography) began in earnest in the late 1800s with explorations of the HMS Challenger.
- Modern technology like satellites and sonar have expanded understanding of ocean currents, seafloor topography, and conditions at the surface and below.
- Evidence indicates the Earth has had oceans throughout its history, and water was initially delivered via comet impacts and volcanic outgassing in the early Earth.
- The oceans cover over 70% of the planet and are composed primarily of salty water, with salinity variations caused by precipitation, evaporation, and river inflow.
- Ocean
1 10 ocean composition-location Water in Earth’s Processes
Water in Earth’s Processes
S6E3. Students will recognize the significant role of water in earth processes.
c. Describe the composition, location, and subsurface topography of the world’s oceans.
Oceans Workshop
The document discusses the sources of salt in Earth's oceans and various facts about ocean salinity, temperature, and pressure. It notes that most salt comes from sodium chloride washed from minerals on land. While ocean salinity does not vary much by location, water pressure depends on depth rather than the amount of salt. Scientists study oceans using submarines rather than planes or helicopters.
Movement of Ocean Water
Surface currents are driven mainly by wind and move large amounts of water across oceans, influencing global climate. Deep currents form due to differences in water density from temperature and salinity and are not wind-driven. Major surface currents like the Gulf Stream distribute heat from the equator to poles, warming areas like northern Europe. El Niño is a periodic warming of tropical Pacific waters that alters weather worldwide and impacts fisheries and agriculture through changed rainfall and storms. Scientists monitor oceans to improve understanding and forecasts of El Niño events and their far-reaching climatic effects.
Oceanic currents GEography
Ocean currents are formed due to differences in temperature, density, and planetary winds. Warm currents flow away from the equator while cold currents flow toward the equator. In 1992, a strange incident occurred where a ship lost a container of toys in the Pacific Ocean near Hawaii. These toys then traveled through the ocean currents, with some reaching Alaska after 10 months and others crossing into the Arctic Ocean by 2000. Ocean currents impact climate by keeping some coastal regions warmer in winter and influencing precipitation levels in other areas. They also concentrate nutrients and plankton which leads to large fishing grounds.
Saltwater
The ocean contains saltwater with the most common chemical being sodium chloride, or table salt. Salinity varies depending on temperature, evaporation, and proximity to freshwater sources. The ocean changes with depth, becoming colder, darker, and higher in pressure. Differences in temperature and salinity between waters cause currents on the surface and deep ocean floors. Surface currents are also influenced by wind and the Coriolis effect. Humans explore the oceans using technologies like sonar, submersibles, satellites, and study ocean floor topography. Tides are caused by the moon's gravity pulling on Earth's waters.
Hydro saltwater
The document discusses several key physical properties of oceans including:
1) Waves are caused mainly by wind, with stronger or longer winds creating larger waves. Tides are caused by the moon's gravity pulling on Earth's water and cause high and low tides each day.
2) The most common chemical in ocean water is sodium chloride (salt). Salinity refers to the salt concentration, which varies due to temperature, evaporation, and proximity to freshwater sources.
3) Ocean currents are caused by differences in temperature, salinity, and ocean floor topography. The Coriolis effect causes currents and winds to curve as the Earth rotates.
Hydro Salt
The document discusses several key physical properties and features of the oceans. It explains that wind causes ocean waves and that tides are caused by the gravitational pull of the moon. It also notes that the most common chemical in ocean water is sodium chloride (salt), and that salinity refers to the salt concentration in water. The document further describes ocean currents, noting that surface currents are caused by wind while deep currents are caused by differences in temperature, salinity, and ocean floor shape. It explains how the Coriolis effect impacts ocean currents. Additional topics covered include methods of ocean exploration like sonar, submersibles, and satellites, as well as seafloor topography features such as the continental shelf, continental slope, and
Seawater
1) Seawater is composed of about 95% water and 5% other elements like sodium and chloride which make up salt. Most of the world's oceans are saline due to these dissolved elements.
2) Ocean currents circulate heat and transfer it between regions, influencing the climate near coasts. The Coriolis effect, caused by the Earth's rotation, causes currents and winds to deflect right in the northern hemisphere and left in the southern hemisphere.
3) Waves are caused by wind, tidal changes, or seismic activity. Breakers occur when waves interact with the seafloor in shallow water, and can be spilling, plunging, or surging depending on the seafloor slope
Similar to Social studies (20)
1 10 ocean composition-location Water in Earth’s Processes
1 10 ocean composition-location Water in Earth’s Processes
More from maria camila martinez
science activities
Drinking too much water can affect human excretion in several ways:
1. Ingesting excess water increases total blood volume, putting unnecessary strain on the heart and blood vessels.
2. The kidneys must work overtime to filter out the excess water from the bloodstream.
3. The filtration system in the kidneys, including specialized capillary beds called glomeruli, can become damaged over time due to the unnecessary wear and tear from filtering large amounts of water.
Social Studies
The document discusses different aspects of Earth's oceans. It provides information about where salt in the oceans comes from, ocean pressures and temperatures, and how scientists study the oceans. It also defines key ocean terms like waves, tides, currents and discusses forces that shape shorelines and features seen along coasts. Finally, it outlines the different zones of the ocean floor from the continental shelf down to the abyssal plain.
Science
Drinking too much water can affect human excretion in several ways:
1. Ingesting excess water increases total blood volume, putting unnecessary strain on the heart and blood vessels.
2. The kidneys must work overtime to filter out the excess water from the bloodstream.
3. The filtration system in the kidneys, including specialized capillary beds called glomeruli, can become damaged over time due to the unnecessary wear and tear from filtering large amounts of water.
Math
The document discusses volume and capacity measurements. It defines volume as the measure of an object's ability to hold a substance, while capacity is the space taken up by the object itself. Examples are provided to distinguish between capacity, which is used to measure liquids in mL or L, and volume, which uses cubic units. A word problem asks how many gallons of water Ana uses in a week if she takes 3 showers a day using 50 gallons each. Another word problem asks how many liters of water would be damaged if 83 drops of oil are spilled, where each drop damages 25 L of water.
Primeros Acueductos
El documento resume brevemente la historia de los acueductos de Bogotá y Cali. En Bogotá, los primeros habitantes enfrentaron dificultades para obtener agua y construyeron acueductos rudimentarios. En Cali, el primer acueducto consistió en un canal abierto, y en 1910 el agua se obtenía de pilas públicas. La Junta Constructora del Acueducto de Cali se formó en 1916 cuando la población alcanzó 34,000 personas, e instalaron los primeros medidores de agua en 1942 durante una crisis de
Math Activities
The document discusses volume and capacity measurements. It defines volume as the measure of an object's ability to hold a substance, while capacity is the space taken up by the object itself. Examples are provided to distinguish between capacity, which is used to measure liquids in mL or L, and volume, which uses cubic units. A word problem asks how many gallons of water Ana uses in a week if she takes 3 showers a day using 50 gallons each. Another word problem asks how many liters of water would be damaged if 83 drops of oil are spilled, where each drop damages 25 L of water.
Science Activities
Drinking too much water can affect human excretion in several ways:
1. Ingesting excess water increases total blood volume, putting unnecessary strain on the heart and blood vessels.
2. The kidneys must work overtime to filter out the excess water from the bloodstream.
3. The filtration system in the kidneys contains glomeruli that can become damaged over time from the extra wear and tear of processing too much water, potentially impairing excretion.
Math
The document discusses volume and capacity measurements. It defines volume as the measure of an object's ability to hold a substance like a solid, liquid, or gas, while capacity is the space taken up by the object itself. Examples are provided of capacity measurements in milliliters for liquids like shampoo and soda. The document then poses questions about daily activities like showering, brushing teeth, flushing toilets, and washing hands to estimate water usage and come up with word problems involving volume calculations.
Human Excretion
The document discusses the human excretory system, which removes waste from the body through urine and sweat. It describes the key organs - kidneys, ureters, urinary bladder, urethra, liver, skin and lungs - and their functions. The kidneys balance salt levels in the body and produce urine, while the ureters and bladder store urine before it passes through the urethra. The liver converts ammonia to urine and the skin and lungs also remove waste, through sweat and exhaled carbon dioxide respectively.
Español
El documento habla sobre la escasez mundial del agua. Señala que la agricultura es el principal consumidor de agua dulce, usando cerca del 70% del agua mundial. También menciona que el crecimiento de la población contribuye a la escasez de agua, ya que se necesita más agua para satisfacer las necesidades de más personas y para la producción agrícola. El documento concluye diciendo que el agua ha sido identificada como una prioridad mundial.
Math Workshops
Volume measures the space an object occupies, while capacity measures how much a container can hold. The document distinguishes between volume and capacity by providing examples - capacity is used to describe the amount of liquid a container holds, like milliliters of shampoo or liters of soda, while volume describes the space solids occupy, like kilograms of rice or cereal.
Volume workshop
This document discusses discovering volume through measurements and a workshop. It was written by Maria Camila Martinez and Elena Rubio. The authors explore how to measure volume and hold a workshop on the topic.
Español
La escasez de agua afecta a mucha gente y es un problema importante que requiere un uso más productivo y sostenible de este recurso. La agricultura, como el principal consumidor de agua dulce en el mundo, debe buscar soluciones junto con organizaciones como la FAO. Además, el crecimiento de la población mundial empeora la escasez de agua al aumentar la demanda de este recurso y de alimentos.
More from maria camila martinez (13)
Recently uploaded
RHEOLOGY Physical pharmaceutics-II notes for B.pharm 4th sem students
Physical pharmaceutics notes for B.pharm students
How to deliver Powerpoint Presentations.pptx
"How to make and deliver dynamic presentations by making it more interactive to captivate your audience attention"
Hindi varnamala | hindi alphabet PPT.pdf
हिंदी वर्णमाला पीपीटी, hindi alphabet PPT presentation, hindi varnamala PPT, Hindi Varnamala pdf, हिंदी स्वर, हिंदी व्यंजन, sikhiye hindi varnmala, dr. mulla adam ali, hindi language and literature, hindi alphabet with drawing, hindi alphabet pdf, hindi varnamala for childrens, hindi language, hindi varnamala practice for kids, https://www.drmullaadamali.com
Main Java[All of the Base Concepts}.docx
This is part 1 of my Java Learning Journey. This Contains Custom methods, classes, constructors, packages, multithreading , try- catch block, finally block and more.
Leveraging Generative AI to Drive Nonprofit Innovation
In this webinar, participants learned how to utilize Generative AI to streamline operations and elevate member engagement. Amazon Web Service experts provided a customer specific use cases and dived into low/no-code tools that are quick and easy to deploy through Amazon Web Service (AWS.)
South African Journal of Science: Writing with integrity workshop (2024)
South African Journal of Science: Writing with integrity workshop (2024)Academy of Science of South Africa
A workshop hosted by the South African Journal of Science aimed at postgraduate students and early career researchers with little or no experience in writing and publishing journal articles.Pengantar Penggunaan Flutter - Dart programming language1.pptx
Pengantar Penggunaan Flutter - Dart programming language1.pptx
How to Build a Module in Odoo 17 Using the Scaffold Method
Odoo provides an option for creating a module by using a single line command. By using this command the user can make a whole structure of a module. It is very easy for a beginner to make a module. There is no need to make each file manually. This slide will show how to create a module using the scaffold method.
PCOS corelations and management through Ayurveda.
This presentation includes basic of PCOS their pathology and treatment and also Ayurveda correlation of PCOS and Ayurvedic line of treatment mentioned in classics.
How to Make a Field Mandatory in Odoo 17
In Odoo, making a field required can be done through both Python code and XML views. When you set the required attribute to True in Python code, it makes the field required across all views where it's used. Conversely, when you set the required attribute in XML views, it makes the field required only in the context of that particular view.
Pollock and Snow "DEIA in the Scholarly Landscape, Session One: Setting Expec...
Pollock and Snow "DEIA in the Scholarly Landscape, Session One: Setting Expec...National Information Standards Organization (NISO)
This presentation was provided by Steph Pollock of The American Psychological Association’s Journals Program, and Damita Snow, of The American Society of Civil Engineers (ASCE), for the initial session of NISO's 2024 Training Series "DEIA in the Scholarly Landscape." Session One: 'Setting Expectations: a DEIA Primer,' was held June 6, 2024.What is Digital Literacy? A guest blog from Andy McLaughlin, University of Ab...
What is Digital Literacy? A guest blog from Andy McLaughlin, University of Aberdeen
BÀI TẬP BỔ TRỢ TIẾNG ANH LỚP 9 CẢ NĂM - GLOBAL SUCCESS - NĂM HỌC 2024-2025 - ...
BÀI TẬP BỔ TRỢ TIẾNG ANH LỚP 9 CẢ NĂM - GLOBAL SUCCESS - NĂM HỌC 2024-2025 - ...Nguyen Thanh Tu Collection
https://app.box.com/s/tacvl9ekroe9hqupdnjruiypvm9rdaneANATOMY AND BIOMECHANICS OF HIP JOINT.pdf
it describes the bony anatomy including the femoral head , acetabulum, labrum . also discusses the capsule , ligaments . muscle that act on the hip joint and the range of motion are outlined. factors affecting hip joint stability and weight transmission through the joint are summarized.
Advanced Java[Extra Concepts, Not Difficult].docx
This is part 2 of my Java Learning Journey. This contains Hashing, ArrayList, LinkedList, Date and Time Classes, Calendar Class and more.
Recently uploaded (20)
RHEOLOGY Physical pharmaceutics-II notes for B.pharm 4th sem students
RHEOLOGY Physical pharmaceutics-II notes for B.pharm 4th sem students
Leveraging Generative AI to Drive Nonprofit Innovation
Leveraging Generative AI to Drive Nonprofit Innovation
Film vocab for eal 3 students: Australia the movie
Film vocab for eal 3 students: Australia the movie
South African Journal of Science: Writing with integrity workshop (2024)
South African Journal of Science: Writing with integrity workshop (2024)
Pengantar Penggunaan Flutter - Dart programming language1.pptx
Pengantar Penggunaan Flutter - Dart programming language1.pptx
How to Build a Module in Odoo 17 Using the Scaffold Method
How to Build a Module in Odoo 17 Using the Scaffold Method
Pollock and Snow "DEIA in the Scholarly Landscape, Session One: Setting Expec...
Pollock and Snow "DEIA in the Scholarly Landscape, Session One: Setting Expec...
What is Digital Literacy? A guest blog from Andy McLaughlin, University of Ab...
What is Digital Literacy? A guest blog from Andy McLaughlin, University of Ab...
BÀI TẬP BỔ TRỢ TIẾNG ANH LỚP 9 CẢ NĂM - GLOBAL SUCCESS - NĂM HỌC 2024-2025 - ...
BÀI TẬP BỔ TRỢ TIẾNG ANH LỚP 9 CẢ NĂM - GLOBAL SUCCESS - NĂM HỌC 2024-2025 - ...
Social studies
- 4. QUESTIONS… Salt in the oceans comes from rocks (F) Most from the salt is sodium chloride= table salt (T) Water pressure is the amount of salt water (F) Ocean have the saltiest water on Earth(F) The salinity of the oceans change a lot from place to place (F) Something else that depends on the ocean pressure is depth(F) At the surface the water is warmed by sea animals (F) 75% of the oceans has a temperature between 0° c and 3°c (F) To study the oceans scientist use planes or helicopters (F) Some of the conditions of the oceans depends on the water surface (F)
- 5. ANSWERS… FALSE: Salt in the oceans comes from minerals that are washed out from land. The downward push of water is called water pressure. The saltiest water is of Dead Sea, a lake from Israel. The salinity doesn´t change much from place to place. Something else that depends on the ocean´s pressure. At the surface the water is warmed by the sun and by warm air above the surface. Is about 90%. The ocean has a temperature between 0°C and 3°C. To study the ocean the scientist use submarines. But other condition depends on the temperature not water surface.
- 7. VIDEO: ONCE UPON A TIDE
- 10. Ocean is very important to humans.
- 11. The ocean is a big ecosystem. (Contains most plants and animals).
- 12. Everyone has forgotten the ocean.
- 13. The ocean is very interesting,misterious and has many secrets.
- 14. The ocean is the home of many living things.
- 15. Fish are filled of venom.
- 16. The ocean is warming.
- 17. Oceans provide some medicines.
- 18. Humans cause all the harm to oceans.
- 19. Oceans are beautiful and we shouldn’t harm it.
- 20. Oceans need our help.
- 21. Oceans have amazing things
- 24. Tsunami
- 25. Tide
- 26. Storm Surage
- 27. El niño2.Compare and contrast: Currents-waves 3.How is surface current different from a current near the coast? 4.Compare the types of tides.
- 28. ANSWERS 1. Waves: A wave is the up and down movement of surface water Tsunami: A very large ocean wave caused by an underwater earthquake or volcanic eruption. Tide: The rise and fall of the water level of the water in the ocean. Storm Surage: The mound of water that pushes onto shore in a hurricane El niño:A warming of the surface water of the eastern and central Pacific Ocean, occurring every 4 to 12 years and causing unusual global weather patterns. An El Niño is said to occur when the trade winds that usually push warm surface water westward weaken, allowing the warm water to pool.
- 29. 2. 3. If the winds don’t blow toward the west the warm surface water, stays near the coast. The deep, cold currents don’t reach the surface, and the coastal water stays very warm. 4.
- 30. VIDEO: THE MOON AND THE TIDES
- 33. WHAT FORCES SHAPE SHORELINES? ACTIVITY
- 35. Headland
- 36. Tide pool
- 37. Jetty2.Describe how a shore can be change 3.What are 2 features that can be seen along a shore? 4.Which human activities can affect shore? 5.How have explorers been able to travel deep Into oceans?
- 38. ANSWERS Shore: The area where the oceans and the land meet and Interact. Headland: When the soft rock is worn away, the hard rock Left behind may from a point of land. Tide pool: A temporary pool of ocean water. Jetty: A wall-like structure that sticks out into the ocean. 2. At some places, the shore is a flat beach covered with Sand and pebbles, waves can carry the sand away. At other Places along the shore, there may be a steep cliff.
- 39. 2. At some places, the shore is a flat beach covered with Sand and pebbles, waves can carry the sand away. At other Places along the shore, there may be a steep cliff. 3 Some shores are flat and are covered with sand and pebbles. Others shores can be a steep cliff 4 Beach restoration, workers spread out sand, build structure That block currents etc. 5 Scientist created diving bells, diving suits and summaries to help people explore deep into the ocean.
- 41. Continental Shelf The part of the ocean floor that drops gently near the land. Continental Shelf
- 42. Continental Slope The part of the ocean floor that descent from the continental shelf to the ocean bottom.
- 43. Continental Rise The part of the ocean floor that is an underwater feature found between the continental slope and the abyssal plain.
- 44. Abyssal Plain The part of the ocean floor that is an underwater plain on the deep ocean. It can have mountains formed by volcanic eruptions.