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The document appears to be a list of scientific terms related to various Earth science topics like radiation, evolution, earthquakes, volcanoes, erosion, geography, astronomy, biology and more. It includes terms like plain, coastline, slope, average, relief, submarine, deep, fresh water, hemisphere, phases, eclipse, seasons, and others. The terms are grouped under headings like Science, Unit, Photo, Outer, Inner, Characteristics, Phases, and more.
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Wind and its depositional features
Wind is caused by differences in air pressure that cause air to move from high to low pressure areas. Wind erosion occurs when the force of wind picks up and transports sediment such as sand. Key wind erosion processes include deflation, abrasion, saltation, attrition, and suspension. This shapes various landforms including yardangs, zeugens, mesas, buttes, mushroom rocks, earth pillars, and honeycombed structures. Wind deposition forms features like sand sheets, ripples, falls, and various dune types defined by their crescent, longitudinal, star, parabolic, transverse, whale-back, or undulating shapes.
Desert landscapes dominated by wind
The document discusses desert landscapes and the climatic and geological processes that shape them. Deserts cover 30% of the Earth's land and experience little rainfall each year, typically less than 100mm. They are located in subtropical regions near the 30 degree latitudes, where global wind patterns limit rainfall. Deserts form due to low rainfall and high evaporation. Wind erosion shapes deserts by removing sand and depositing it in dunes and loess deposits. Water erosion forms features like hoodoos, slot canyons, mesas and buttes through processes like deflation and abrasion. Water deposition builds up alluvial fans and bajadas at the edges of deserts.
Landforms And Changes In The Earths Surface Vocab
The document provides information on various landforms and geological processes. It defines weathering as the wearing away of earth materials, erosion as the movement of weathered materials, and deposition as when eroded materials settle in a new place. It then describes key landforms such as plains, plateaus, valleys, canyons, dunes, deltas, hills, mountains, volcanoes, glaciers, glacial moraines, and discusses whether their formation is generally a slow or fast process. Earthquakes are noted as a fast process that changes the earth's surface by releasing energy and shaking the crust.
What Processes Change Landforms
The document discusses different landforms and the natural processes that create them. It provides examples of landforms like mountains and asks questions to test understanding of concepts like erosion, deposition, and mass movement. Natural forces like glaciers, rain, and volcanoes can cause sudden landform changes by eroding and transporting sediment. The Colorado River carved the Grand Canyon through erosion over millions of years. Dams regulate water flow while glaciers form where more snow falls than melts. Floodplains are rich farm areas but dangerous to live in due to periodic flooding from rivers. Mudflows and creep slowly move soil downhill through gravity. Volcanic eruptions can deposit new landforms underwater. River channels form landforms through erosion
Why do earthquakes_happen
Different cultures provide explanations for why earthquakes occur: Romania believes earthquakes are caused by weakening of divine pillars supporting the earth; Japan thinks a catfish causes tremors by moving under islands it carries; Mozambique views the earth as a living being that shakes when feverish; Greece says trapped winds in underground caves struggling to escape create quakes; Belgium thinks angry angels striking the air around earth from human sinfulness produces vibrations felt as quakes; Ghana says a giant stopping to hug his wife holding up the sky makes the earth tremble; Venezuela thinks its square earth being tipped by gods holding its corners discards excess people.
Science4FYCCh2
The document discusses several topics related to geology and astronomy. It introduces geology as the study of Earth's structure, founded by Niels Stenson. It then describes features of the moon such as its lack of atmosphere and varying temperatures. The document explains the phases of the moon and eclipses involving the moon and sun. It also discusses different types of telescopes and highlights achievements in space exploration such as satellites, the first American to orbit Earth, and the first moon landing.
Eolian
Wind processes shape desert landscapes through erosion, transportation, and deposition of materials. Erosion occurs through abrasion and deflation. Transportation is primarily through saltation and surface creep. Deposition forms sand dunes and loess. Different types of dunes like barchan and transverse form depending on factors like wind strength and direction and sand supply. Desert landscapes cover 35% of Earth's surface and include features like washes, playas, and alluvial fans adapted to arid conditions. The Colorado River flows through arid lands and seven states facing issues of overuse and political agreements regulating its flow. While grazing has been identified as a cause of desertification in some local areas, the idea of it as a global
Slides on our changing earth
The lithospheric plates slowly move due to movement of magma inside the Earth, causing changes on the surface. During an earthquake, safe spots are under sturdy furniture away from fireplaces, windows and falling objects. People should spread awareness about earthquake preparedness among friends and family. A 1999 earthquake in Bhuj, India measured 6.9 on the Richter scale.
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Wind and its depositional features
Wind is caused by differences in air pressure that cause air to move from high to low pressure areas. Wind erosion occurs when the force of wind picks up and transports sediment such as sand. Key wind erosion processes include deflation, abrasion, saltation, attrition, and suspension. This shapes various landforms including yardangs, zeugens, mesas, buttes, mushroom rocks, earth pillars, and honeycombed structures. Wind deposition forms features like sand sheets, ripples, falls, and various dune types defined by their crescent, longitudinal, star, parabolic, transverse, whale-back, or undulating shapes.
Desert landscapes dominated by wind
The document discusses desert landscapes and the climatic and geological processes that shape them. Deserts cover 30% of the Earth's land and experience little rainfall each year, typically less than 100mm. They are located in subtropical regions near the 30 degree latitudes, where global wind patterns limit rainfall. Deserts form due to low rainfall and high evaporation. Wind erosion shapes deserts by removing sand and depositing it in dunes and loess deposits. Water erosion forms features like hoodoos, slot canyons, mesas and buttes through processes like deflation and abrasion. Water deposition builds up alluvial fans and bajadas at the edges of deserts.
Landforms And Changes In The Earths Surface Vocab
The document provides information on various landforms and geological processes. It defines weathering as the wearing away of earth materials, erosion as the movement of weathered materials, and deposition as when eroded materials settle in a new place. It then describes key landforms such as plains, plateaus, valleys, canyons, dunes, deltas, hills, mountains, volcanoes, glaciers, glacial moraines, and discusses whether their formation is generally a slow or fast process. Earthquakes are noted as a fast process that changes the earth's surface by releasing energy and shaking the crust.
What Processes Change Landforms
The document discusses different landforms and the natural processes that create them. It provides examples of landforms like mountains and asks questions to test understanding of concepts like erosion, deposition, and mass movement. Natural forces like glaciers, rain, and volcanoes can cause sudden landform changes by eroding and transporting sediment. The Colorado River carved the Grand Canyon through erosion over millions of years. Dams regulate water flow while glaciers form where more snow falls than melts. Floodplains are rich farm areas but dangerous to live in due to periodic flooding from rivers. Mudflows and creep slowly move soil downhill through gravity. Volcanic eruptions can deposit new landforms underwater. River channels form landforms through erosion
Why do earthquakes_happen
Different cultures provide explanations for why earthquakes occur: Romania believes earthquakes are caused by weakening of divine pillars supporting the earth; Japan thinks a catfish causes tremors by moving under islands it carries; Mozambique views the earth as a living being that shakes when feverish; Greece says trapped winds in underground caves struggling to escape create quakes; Belgium thinks angry angels striking the air around earth from human sinfulness produces vibrations felt as quakes; Ghana says a giant stopping to hug his wife holding up the sky makes the earth tremble; Venezuela thinks its square earth being tipped by gods holding its corners discards excess people.
Science4FYCCh2
The document discusses several topics related to geology and astronomy. It introduces geology as the study of Earth's structure, founded by Niels Stenson. It then describes features of the moon such as its lack of atmosphere and varying temperatures. The document explains the phases of the moon and eclipses involving the moon and sun. It also discusses different types of telescopes and highlights achievements in space exploration such as satellites, the first American to orbit Earth, and the first moon landing.
Eolian
Wind processes shape desert landscapes through erosion, transportation, and deposition of materials. Erosion occurs through abrasion and deflation. Transportation is primarily through saltation and surface creep. Deposition forms sand dunes and loess. Different types of dunes like barchan and transverse form depending on factors like wind strength and direction and sand supply. Desert landscapes cover 35% of Earth's surface and include features like washes, playas, and alluvial fans adapted to arid conditions. The Colorado River flows through arid lands and seven states facing issues of overuse and political agreements regulating its flow. While grazing has been identified as a cause of desertification in some local areas, the idea of it as a global
Slides on our changing earth
The lithospheric plates slowly move due to movement of magma inside the Earth, causing changes on the surface. During an earthquake, safe spots are under sturdy furniture away from fireplaces, windows and falling objects. People should spread awareness about earthquake preparedness among friends and family. A 1999 earthquake in Bhuj, India measured 6.9 on the Richter scale.
Ii. d. deformation of the crust
1) Alfred Wegener proposed the continental drift theory which stated that the Earth was once a single supercontinent called Pangaea surrounded by an ocean.
2) Evidence for continental drift includes fossils of the same plants and animals found on different continents, matching rock formations, and glacial deposits found in areas that were once near the South Pole.
3) Arthur Holmes suggested thermal convection in the Earth's mantle as the driving force behind continental movement, likening it to a conveyor belt. This led to the development of the theory of plate tectonics.
A Journey of a Grain from Source to Sink.
A grain started journey from a source area and in the way it become weathered, eroded, transported and finally deposited. It is a gross geologic description of grain's journey.
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The document summarizes plate tectonics and its relationship to various geological phenomena. There are three main types of plate boundaries - divergent where plates move apart, convergent where they collide in subduction or collision zones, and transform where they slide past each other. Plate movement is responsible for volcanoes, earthquakes, and mountain building. Earthquakes occur when stress builds up at faults until the plates suddenly slip, releasing energy. Tsunamis are large sea waves generated by earthquakes or landslides that flood coastal areas.
G 7 CH-3 GEO NCERT full chapter
The document discusses different landforms created by geological processes. It describes exogenic and endogenic forces that shape the Earth's surface, including weathering, erosion, and the work of rivers, seas, ice, and wind. Specifically, it explains how rivers form meanders, ox-bow lakes, floodplains, and deltas, and how sea waves create sea cliffs, arches, and stacks by eroding coastal rocks. It also discusses how glaciers transport debris in moraines and how wind forms sand dunes and deposits loess in deserts.
Our Changing Earth (Grade 7)
1. The document discusses the two main types of forces that cause changes on Earth's surface: endogenic (endogenous) forces and exogenic (exogenous) forces.
2. Endogenic forces occur beneath the surface and cause natural disasters like earthquakes, volcanoes, and changes in landforms. They result from plate tectonic activity.
3. Exogenic forces occur above the surface and include the erosional and depositional forces of air, water, ice, and wind. They shape landforms at the Earth's surface like sea caves, sand dunes, and deltas.
Chapter 3 c 7 geography-part1 pdf
This presentation class 7 geography , chapter-3 Our changing earth.(Part-1)
in PPT explanation about earth Movement ; Endogenic and exogenic force.
endogenic force ; sudden movement and diastrophic movement
explain about volcano and earthquake.
Our changing earth
Earth is the third planet from the Sun and the only object in the Universe known to harbor life. According to radiometric dating and other sources of evidence, Earth formed over 4 billion years ago.[24][25][26] Earth's gravity interacts with other objects in space, especially the Sun and the Moon, Earth's only natural satellite. Earth revolves around the Sun in 365.26 days, a period known as an Earth year. During this time, Earth rotates about its axis about 366.26 times.[n 5]
Earth's axis of rotation is tilted, producing seasonal variations on the planet's surface.[27] The gravitational interaction between the Earth and Moon causes ocean tides, stabilizes the Earth's orientation on its axis, and gradually slows its rotation.[28] Earth is the densest planet in the Solar System and the largest of the four terrestrial planets.
Earth's lithosphere is divided into several rigid tectonic plates that migrate across the surface over periods of many millions of years. About 71% of Earth's surface is covered with water, mostly by oceans.[29] The remaining 29% is land consisting of continents and islands that together have many lakes, rivers and other sources of water that contribute to the hydrosphere. The majority of Earth's polar regions are covered in ice, including the Antarctic ice sheet and the sea ice of the Arctic ice pack. Earth's interior remains active with a solid iron inner core, a liquid outer core that generates the Earth's magnetic field, and a convecting mantle that drives plate tectonics.
Within the first billion years of Earth's history, life appeared in the oceans and began to affect the Earth's atmosphere and surface, leading to the proliferation of aerobic and anaerobic organisms. Some geological evidence indicates that life may have arisen as much as 4.1 billion years ago. Since then, the combination of Earth's distance from the Sun, physical properties, and geological history have allowed life to evolve and thrive.[30][31] In the history of the Earth, biodiversity has gone through long periods of expansion, occasionally punctuated by mass extinction events. Over 99% of all species[32] that ever lived on Earth are extinct.[33][34] Estimates of the number of species on Earth today vary widely;[35][36][37] most species have not been described.[38] Over 7.4 billion humans live on Earth and depend on its biosphere and natural resources for their survival. Humans have developed diverse societies and cultures; politically, the world has about 200 sovereign states.
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The document summarizes research on the concentric crater located in Humboldt on the Moon. It finds that the concentric crater is typical in size and ratio of inner to outer ring diameters compared to other known concentric craters. Spectral analysis indicates the interior of the concentric crater is composed of highland material, supporting the hypothesis that it formed through igneous intrusion rather than volcanic extrusion. The proximity of two younger, non-concentric craters of similar size suggests conditions for concentric crater formation no longer existed at the time of their impacts. Together, this provides evidence that the concentric crater in Humboldt formed through igneous intrusion rather than volcanic activity.
Aeolian processes and landforms
Wind has the ability to shape the surface of the Earth. Wind is one of the greatest agents of land erosion and transportation. The action of wind is very significant in arid and semi-arid regions. Due to profound wetness, wind cannot act in humid regions. Wind is capable of eroding, transporting and depositing the surface materials, in drylands. The landforms created by wind action are called as Aeolian landforms. The word “Aeolian” is derived from the Greek word “Aeolus”, meaning, the god of the winds.
Aeolian process and landform by shivam soni B.Sc student of Department of App...
Wind processes produce eolian landforms. One third of the planet's land is arid or semi-arid. Wind action can be divided into erosion, transportation, and deposition. Erosion includes deflation, abrasion, and attrition which produce features like yardangs, ventifacts, and desert pavement. Transportation occurs by saltation, suspension, and surface creep. Deposition forms sand seas and sheets. Sand dunes depend on wind strength and direction, and come in various shapes that can migrate over time.
1.5 plate tectonics theory
1) Plate tectonics theory explains that tectonic plates are identified by the processes that occur at their margins, such as earthquakes, volcanoes, and mountain building.
2) Various cultures around the world have developed folklore and myths to explain the causes of earthquakes, including: movements or actions of gods or demigods; the struggle of trapped winds underground; or as a punishment from God for human sinfulness.
3) These legends attribute earthquake causes to either natural phenomena unrelated to humans, or as a consequence of human behavior.
Reptilian Undersea Base Destroyed - 5.1 Quake Nicobar Islands
A 5.1 magnitude earthquake occurred at 18:31:57 PM (UTC), Thursday night, February 15, 2012 in the area of Nicobar Islands, south east of the Bay of Bengal. This specific quake was the trigger event for the Procyon people of the Andromeda Council to take out & destroy a massive, extensive, Draco & Hydra Reptilian controlled & operated undersea base located on the top of the "Ninetyeast Ridge". A written transcript of this official news report can be downloaded for free at: www.andromedacouncil.com.
class 7 inside our earth
The document discusses the layers inside the Earth. It describes the crust as the outer solid rock layer, the mantle as the thick layer below the crust, and the core as the innermost layer. It defines seismic waves, tectonic activities, and different types of rocks like igneous, sedimentary, and metamorphic rocks. It also discusses the rock cycle and provides terms, MCQs, facts, word origins, and an activity related to minerals commonly used to make everyday objects.
Landforms vocab guide
Remember, you don't have to be able give definitions for all the vocabulary. Key Ideas are Weathering, Erosion, Deposition and fast vs slow Earth changing processes.
Volcanes
A volcano emits melted rock (magma) that hardens into lava and gases from the planet's interior. Magma cools and hardens into lava. The Chaiten volcano in Chile erupted in 2008 after 9,000 years of dormancy, spewing ash for miles and devastating the nearby town of Chaiten through ash and flooding, claiming at least one life. Underwater volcanoes increase water temperatures through thermal heating, affecting the earth's atmosphere, and form from cracks in the ocean floor caused by differences in density between the ocean surface and mantle.
Lithosphere 1 notes
The document provides an overview of the lithosphere and the rock cycle. It discusses how the lithosphere is composed of the solid crust and upper mantle. It then describes the three main types of rocks - igneous, sedimentary, and metamorphic - and the processes involved in the rock cycle that create and recycle each rock type, including crystallization, melting, weathering, erosion, deposition, and heat/pressure. Key features of each rock type are also outlined.
The changing earth
The document discusses how the Earth's appearance has changed over time due to plate tectonics and continental drift. It describes how the Earth's crust is made up of plates that slowly move around, occasionally pushing underneath each other or colliding. When plates collide, it can cause mountain ranges to form or ocean trenches to deepen. The movement of plates over hundreds of millions of years has caused continents to drift apart or smash together, changing the configuration of land and oceans and resulting in significant changes to the Earth's appearance compared to the distant past.
Geology powerpoint earth layers
The document summarizes Earth's internal structure and tectonic plate theory. It describes three main layers - the crust, mantle, and core. The crust and upper mantle make up the lithosphere which is divided into separate tectonic plates that move over the asthenosphere due to convection currents in the mantle. Plate boundaries occur where plates meet and cause volcanoes, earthquakes, and mountains through divergent, convergent and transform interactions.
Our changing earth
This document provides information about different types of earth movements and landforms. It discusses endogenic and exogenic forces that cause volcanoes and earthquakes from within and outside the earth. Volcanoes form from magma rising through cracks and releasing pressure at plate boundaries. Earthquakes result from vibrations caused by plate movement, with an epicenter and focus point. Weathering and erosion shape the landscape over time, forming features like waterfalls, meanders, and oxbow lakes in rivers and sea caves, arches, and stacks along coastal regions. Wind can also shape the earth, producing mushroom rocks in deserts and sand dunes that accumulate when winds slow.
02 - Earthly Changes
The document discusses the physical processes that shape the Earth's surface. It describes how the core, mantle, and crust make up the Earth's structure. Forces within and on the surface, like plate tectonics and weathering, cause changes over time. Weathering through mechanical and chemical means breaks down rock. Erosion by water, wind, and glaciers transports weathered materials and alters landscapes. These surface changes influence landforms like mountains and plains.
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Ii. d. deformation of the crust
1) Alfred Wegener proposed the continental drift theory which stated that the Earth was once a single supercontinent called Pangaea surrounded by an ocean.
2) Evidence for continental drift includes fossils of the same plants and animals found on different continents, matching rock formations, and glacial deposits found in areas that were once near the South Pole.
3) Arthur Holmes suggested thermal convection in the Earth's mantle as the driving force behind continental movement, likening it to a conveyor belt. This led to the development of the theory of plate tectonics.
A Journey of a Grain from Source to Sink.
A grain started journey from a source area and in the way it become weathered, eroded, transported and finally deposited. It is a gross geologic description of grain's journey.
2.3 - Internal Forces
The document summarizes plate tectonics and its relationship to various geological phenomena. There are three main types of plate boundaries - divergent where plates move apart, convergent where they collide in subduction or collision zones, and transform where they slide past each other. Plate movement is responsible for volcanoes, earthquakes, and mountain building. Earthquakes occur when stress builds up at faults until the plates suddenly slip, releasing energy. Tsunamis are large sea waves generated by earthquakes or landslides that flood coastal areas.
G 7 CH-3 GEO NCERT full chapter
The document discusses different landforms created by geological processes. It describes exogenic and endogenic forces that shape the Earth's surface, including weathering, erosion, and the work of rivers, seas, ice, and wind. Specifically, it explains how rivers form meanders, ox-bow lakes, floodplains, and deltas, and how sea waves create sea cliffs, arches, and stacks by eroding coastal rocks. It also discusses how glaciers transport debris in moraines and how wind forms sand dunes and deposits loess in deserts.
Our Changing Earth (Grade 7)
1. The document discusses the two main types of forces that cause changes on Earth's surface: endogenic (endogenous) forces and exogenic (exogenous) forces.
2. Endogenic forces occur beneath the surface and cause natural disasters like earthquakes, volcanoes, and changes in landforms. They result from plate tectonic activity.
3. Exogenic forces occur above the surface and include the erosional and depositional forces of air, water, ice, and wind. They shape landforms at the Earth's surface like sea caves, sand dunes, and deltas.
Chapter 3 c 7 geography-part1 pdf
This presentation class 7 geography , chapter-3 Our changing earth.(Part-1)
in PPT explanation about earth Movement ; Endogenic and exogenic force.
endogenic force ; sudden movement and diastrophic movement
explain about volcano and earthquake.
Our changing earth
Earth is the third planet from the Sun and the only object in the Universe known to harbor life. According to radiometric dating and other sources of evidence, Earth formed over 4 billion years ago.[24][25][26] Earth's gravity interacts with other objects in space, especially the Sun and the Moon, Earth's only natural satellite. Earth revolves around the Sun in 365.26 days, a period known as an Earth year. During this time, Earth rotates about its axis about 366.26 times.[n 5]
Earth's axis of rotation is tilted, producing seasonal variations on the planet's surface.[27] The gravitational interaction between the Earth and Moon causes ocean tides, stabilizes the Earth's orientation on its axis, and gradually slows its rotation.[28] Earth is the densest planet in the Solar System and the largest of the four terrestrial planets.
Earth's lithosphere is divided into several rigid tectonic plates that migrate across the surface over periods of many millions of years. About 71% of Earth's surface is covered with water, mostly by oceans.[29] The remaining 29% is land consisting of continents and islands that together have many lakes, rivers and other sources of water that contribute to the hydrosphere. The majority of Earth's polar regions are covered in ice, including the Antarctic ice sheet and the sea ice of the Arctic ice pack. Earth's interior remains active with a solid iron inner core, a liquid outer core that generates the Earth's magnetic field, and a convecting mantle that drives plate tectonics.
Within the first billion years of Earth's history, life appeared in the oceans and began to affect the Earth's atmosphere and surface, leading to the proliferation of aerobic and anaerobic organisms. Some geological evidence indicates that life may have arisen as much as 4.1 billion years ago. Since then, the combination of Earth's distance from the Sun, physical properties, and geological history have allowed life to evolve and thrive.[30][31] In the history of the Earth, biodiversity has gone through long periods of expansion, occasionally punctuated by mass extinction events. Over 99% of all species[32] that ever lived on Earth are extinct.[33][34] Estimates of the number of species on Earth today vary widely;[35][36][37] most species have not been described.[38] Over 7.4 billion humans live on Earth and depend on its biosphere and natural resources for their survival. Humans have developed diverse societies and cultures; politically, the world has about 200 sovereign states.
Selenologytoday25
The document summarizes research on the concentric crater located in Humboldt on the Moon. It finds that the concentric crater is typical in size and ratio of inner to outer ring diameters compared to other known concentric craters. Spectral analysis indicates the interior of the concentric crater is composed of highland material, supporting the hypothesis that it formed through igneous intrusion rather than volcanic extrusion. The proximity of two younger, non-concentric craters of similar size suggests conditions for concentric crater formation no longer existed at the time of their impacts. Together, this provides evidence that the concentric crater in Humboldt formed through igneous intrusion rather than volcanic activity.
Aeolian processes and landforms
Wind has the ability to shape the surface of the Earth. Wind is one of the greatest agents of land erosion and transportation. The action of wind is very significant in arid and semi-arid regions. Due to profound wetness, wind cannot act in humid regions. Wind is capable of eroding, transporting and depositing the surface materials, in drylands. The landforms created by wind action are called as Aeolian landforms. The word “Aeolian” is derived from the Greek word “Aeolus”, meaning, the god of the winds.
Aeolian process and landform by shivam soni B.Sc student of Department of App...
Wind processes produce eolian landforms. One third of the planet's land is arid or semi-arid. Wind action can be divided into erosion, transportation, and deposition. Erosion includes deflation, abrasion, and attrition which produce features like yardangs, ventifacts, and desert pavement. Transportation occurs by saltation, suspension, and surface creep. Deposition forms sand seas and sheets. Sand dunes depend on wind strength and direction, and come in various shapes that can migrate over time.
1.5 plate tectonics theory
1) Plate tectonics theory explains that tectonic plates are identified by the processes that occur at their margins, such as earthquakes, volcanoes, and mountain building.
2) Various cultures around the world have developed folklore and myths to explain the causes of earthquakes, including: movements or actions of gods or demigods; the struggle of trapped winds underground; or as a punishment from God for human sinfulness.
3) These legends attribute earthquake causes to either natural phenomena unrelated to humans, or as a consequence of human behavior.
Reptilian Undersea Base Destroyed - 5.1 Quake Nicobar Islands
A 5.1 magnitude earthquake occurred at 18:31:57 PM (UTC), Thursday night, February 15, 2012 in the area of Nicobar Islands, south east of the Bay of Bengal. This specific quake was the trigger event for the Procyon people of the Andromeda Council to take out & destroy a massive, extensive, Draco & Hydra Reptilian controlled & operated undersea base located on the top of the "Ninetyeast Ridge". A written transcript of this official news report can be downloaded for free at: www.andromedacouncil.com.
class 7 inside our earth
The document discusses the layers inside the Earth. It describes the crust as the outer solid rock layer, the mantle as the thick layer below the crust, and the core as the innermost layer. It defines seismic waves, tectonic activities, and different types of rocks like igneous, sedimentary, and metamorphic rocks. It also discusses the rock cycle and provides terms, MCQs, facts, word origins, and an activity related to minerals commonly used to make everyday objects.
Landforms vocab guide
Remember, you don't have to be able give definitions for all the vocabulary. Key Ideas are Weathering, Erosion, Deposition and fast vs slow Earth changing processes.
Volcanes
A volcano emits melted rock (magma) that hardens into lava and gases from the planet's interior. Magma cools and hardens into lava. The Chaiten volcano in Chile erupted in 2008 after 9,000 years of dormancy, spewing ash for miles and devastating the nearby town of Chaiten through ash and flooding, claiming at least one life. Underwater volcanoes increase water temperatures through thermal heating, affecting the earth's atmosphere, and form from cracks in the ocean floor caused by differences in density between the ocean surface and mantle.
Lithosphere 1 notes
The document provides an overview of the lithosphere and the rock cycle. It discusses how the lithosphere is composed of the solid crust and upper mantle. It then describes the three main types of rocks - igneous, sedimentary, and metamorphic - and the processes involved in the rock cycle that create and recycle each rock type, including crystallization, melting, weathering, erosion, deposition, and heat/pressure. Key features of each rock type are also outlined.
The changing earth
The document discusses how the Earth's appearance has changed over time due to plate tectonics and continental drift. It describes how the Earth's crust is made up of plates that slowly move around, occasionally pushing underneath each other or colliding. When plates collide, it can cause mountain ranges to form or ocean trenches to deepen. The movement of plates over hundreds of millions of years has caused continents to drift apart or smash together, changing the configuration of land and oceans and resulting in significant changes to the Earth's appearance compared to the distant past.
Geology powerpoint earth layers
The document summarizes Earth's internal structure and tectonic plate theory. It describes three main layers - the crust, mantle, and core. The crust and upper mantle make up the lithosphere which is divided into separate tectonic plates that move over the asthenosphere due to convection currents in the mantle. Plate boundaries occur where plates meet and cause volcanoes, earthquakes, and mountains through divergent, convergent and transform interactions.
Our changing earth
This document provides information about different types of earth movements and landforms. It discusses endogenic and exogenic forces that cause volcanoes and earthquakes from within and outside the earth. Volcanoes form from magma rising through cracks and releasing pressure at plate boundaries. Earthquakes result from vibrations caused by plate movement, with an epicenter and focus point. Weathering and erosion shape the landscape over time, forming features like waterfalls, meanders, and oxbow lakes in rivers and sea caves, arches, and stacks along coastal regions. Wind can also shape the earth, producing mushroom rocks in deserts and sand dunes that accumulate when winds slow.
02 - Earthly Changes
The document discusses the physical processes that shape the Earth's surface. It describes how the core, mantle, and crust make up the Earth's structure. Forces within and on the surface, like plate tectonics and weathering, cause changes over time. Weathering through mechanical and chemical means breaks down rock. Erosion by water, wind, and glaciers transports weathered materials and alters landscapes. These surface changes influence landforms like mountains and plains.
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Aeolian process and landform by shivam soni B.Sc student of Department of App...
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Este documento describe un plan para realizar un mantenimiento en una escuela en Xai Xai a través de la recaudación de fondos, subvenciones y donaciones, así como el aprendizaje del idioma local y el diseño de actividades por parte de estudiantes y profesores.
Anar the song
El documento describe la historia de un chico que ha sido maltratado y rechazado por su nacionalidad. Ha sufrido acoso escolar y no tiene amigos, lo que ha hecho que su vida sea un fracaso. En el instituto, la situación empeora y vuelve a casa con moretones ocultos. Sin embargo, conoce a Rodrigo, quien se convierte en su primer amigo y le ofrece su apoyo. El chico espera que su historia enseñe a otros sobre el daño del acoso y la importancia de la inclusión.
Juan Gris
The document provides biographical information about the Spanish painter Juan Gris and analyzes his 1918 painting "The Guitar". It notes that Gris was born in Madrid and had influences from Cezanne and Picasso. The painting depicts a guitar using Cubist techniques like overlapping perspectives to create a sense of volume and depth. Cubism aimed to break objects down into their basic shapes and reassemble them in an abstracted form.
Marcel Duchamp
This presentation on the Mona Lisa provided an overview of the famous painting by Leonardo da Vinci. The presentation was given by several students and thanked the audience for their attention at the end, encouraging them to push a button to exit.
U12 Light Sound
The document discusses key concepts about light and sound including:
1. Light and sound travel as waves and have properties of wavelength, frequency, and speed. Light sources include the sun, stars, and artificial sources while sound is produced by vibration.
2. Light can be reflected, refracted, and absorbed differently by transparent, translucent, and opaque materials. It travels in straight lines and causes shadows. Reflection and refraction follow predictable angle relationships.
3. The human senses of vision and hearing perceive light and sound waves through the eye and ear, which have specific functional parts and ranges of detection. Various optical devices like lenses and mirrors manipulate light in practical applications.
U11 Heat Temperature
Heat is a form of energy that is transferred between objects due to a temperature difference. Heat causes materials to expand and contract as it is absorbed or lost. There are three main methods of heat transfer: conduction, convection, and radiation. Conduction involves direct contact between objects, convection involves the transfer of heat by fluid movement, and radiation involves the transfer of heat through electromagnetic waves without direct contact. Temperature is a measurement of the average kinetic energy of particles in a substance and can be measured with thermometers on different temperature scales.
U10 Energy
The document provides an overview of different types of energy, including chemical, electrical, thermal, electromagnetic, mechanical, and nuclear energy. It also discusses renewable and non-renewable energy sources such as oil, coal, natural gas, uranium, biomass, hydroelectric, solar, eolic, geothermal, and tidal energy. The future of energy and ways to save energy are also briefly covered.
U09 Internal Dynamics
The document discusses the internal structure and dynamics of the Earth. It describes how the Earth's interior is very hot due to radioactive decay and gravitational settling. It explains plate tectonics and how the movement of tectonic plates results in volcanic eruptions and earthquakes. It also discusses different rock types, the rock cycle, and landform features related to tectonic activity.
U08 External Dynamics
The document discusses various natural processes that shape the Earth's surface over time. It describes how weathering breaks rocks down into sediments through mechanical, chemical and biological means. It then explains different erosional agents like water, wind, glaciers that transport these sediments and deposit them in new locations through processes like sedimentation. It provides examples of specific landforms created by these forces like valleys, deltas, and dunes.
U07 Energy Sun
The document discusses various effects of energy from the Sun, including local weather phenomena, uses of solar energy, and risks of solar radiation. Nuclear reactions in the Sun's core produce its enormous energy output. The Sun's energy causes atmospheric effects like thermals, storms, sea breezes and valley breezes. Its energy can be harnessed to produce heat and electricity. However, solar radiation also poses risks like damage to the ozone layer and global warming due to the greenhouse effect.
U06 Ecosystems
The document discusses different types of ecosystems including terrestrial, aquatic, and marine ecosystems. It describes various abiotic factors that influence ecosystems as well as different biotic communities found within ecosystems like mountains, forests, grasslands, soils, rivers, lakes and oceans. Examples of organisms that can be found in these different ecosystems are also provided. The document also discusses how biodiversity within ecosystems can be valued.
U05 Biosphere Ecosphere
The document discusses key concepts in ecology including the biosphere, ecosphere, ecosystems, trophic levels, food webs, food chains, and adaptations of organisms to different environments. It provides definitions and explanations of these fundamental ecological terms and concepts. The document also includes links to additional educational resources on topics like food chains, ecosystems, and trophic dynamics.
U04 Reproduction
This document discusses various types of reproduction including asexual reproduction through budding, fragmentation, and spore formation. It also discusses sexual reproduction which requires two parents and results in offspring with genetic material from both. Sexual reproduction can occur externally or internally. The life cycles of plants and animals are also summarized, including embryonic development through viviparity, oviparity, and ovoviviparity. Post-embryonic development can be direct or involve metamorphosis. The document also provides examples of plant reproduction through vegetative reproduction, artificial methods, and sexual reproduction involving pollination, fertilization, and seed germination.
U03 Interaction
This document discusses interaction and coordination in animals and plants. It covers the key elements of interaction, including stimuli, receptors, and coordination systems like the nervous and endocrine systems. In animals, the nervous system uses neurons and nerve impulses to transmit signals rapidly, while the endocrine system uses hormones to regulate longer-term responses. Plants use tropisms and nastic movements to respond to environmental stimuli, and hormones to control growth and development.
U02 Nutrition
This document provides an overview of various topics related to nutrition in animals and plants, including:
1) It describes different types of digestive, respiratory, circulatory, and excretory systems in animals.
2) It explains processes like digestion, respiration, blood circulation, and excretion that are involved in nutrition.
3) It discusses plant nutrition topics such as absorption, transport of nutrients, gas exchange, photosynthesis, metabolism, and excretion in plants.
U01 Basis Of Life
The document discusses the key components and functions of living cells. It covers topics such as vital functions, biomolecules, cellular structure, nutrition, respiration, photosynthesis, cell division, and genetic material. The history of cell discovery is reviewed from early microscope observations of cells in the 1600s to the formulation of the modern cell theory in the 1830s. Different types of cells and their structures are also defined.
Englsihvocabularyunit14
This scientific report describes the composition and properties of common elements and compounds. It indicates that elements like calcium, magnesium, silicon, and aluminum make up a large proportion of the Earth's crust and soil. The document belongs to a science unit and aims to teach students about the diversity of molecules, crystals, and compounds that exist both individually and in combination with one another.
Englishvocabularyunit11
The document discusses different types of rocks and minerals and their properties and uses. It mentions several rocks, minerals and materials used in construction like granite, marble, slate, clay and concrete. It also discusses geological processes like sedimentation, compaction and fossilization that form rocks over long periods of time.
Englishvocabularyunit10
This document provides information about different types of materials including their properties and common uses. It discusses the characteristics of glassy, crystalline and man-made solids and mentions several materials like copper, iron, lead ore, talc, silver, precious stones, table salt, and abrasives. It also notes properties such as hardness, structure, abundance of elements, melting points, and how materials can be identified through streak tests or by observing their cleavage planes.
Englsihvocabulary Unit8
The document discusses various atmospheric science concepts related to climate change such as greenhouse gases, air composition, and weather phenomena. It mentions factors that affect temperature, humidity, precipitation patterns and their impact on living beings through photosynthesis. The text also references global warming, coastal flooding, and methods to reduce human-caused climate change.
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- 1. SCIENCE 1 Radiation Plain Evolution Shelves UNIT 2 Earthquake Coastline Volcano Slope Photo Erosion Average Colour Slightly Relief To correspond Tilt Submarine Outer Sequence Intense Inner To face Deep Interior Factor Archipelagos To be like To cause To rise up To exist Angle Surround Geosphere Southern Almost Biosphere Northern Exclusively Characteristics Hemisphere Fresh water Phases As long as To include Eclipse Side Inhabit To cause Diagram Influence To result Phase Ground Sequence Visible Soil Season Dark To break up To occur To set Algae Short Shrink Feature Deep To rise Area Noon Special To increase Many Midnight Reason Sphere Atmosphere Interrelated To contain Solid Average Mantle Water cycle Upper Unique Rigid Mixture Part To consist Envelop Abundant Inhabit Essential Concentric Photosynthesis Layer Possible Middle Distance Below Composition Mostly Due to To melt Variation Mainly As seen Main Relatively To expand Magnetic Land Field Relief To protect Average Living being Altitude Dangerous Chain