Weather instruments
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The document discusses different weather instruments and measurements. It defines weather as the state of the atmosphere regarding heat, moisture, wind and precipitation. It describes how barometers are used to measure atmospheric pressure, which is highest at sea level due to more air pressing down. Thermometers measure temperature, while psychrometers compare wet and dry bulb temperatures to determine relative humidity levels in the air.
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Weather tools
This document discusses common weather tools, including thermometers for measuring temperature, wind vanes for determining wind direction, anemometers for measuring wind speed, barometers for air pressure readings that can predict weather, and rain gauges for collecting rainfall measurements. Each tool plays an important role in weather observation and prediction.
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Weather instruments
The document discusses weather and weather forecasting. It defines weather as the condition of the atmosphere at a particular time and place. It describes some of the instruments used by meteorologists to study and predict weather, such as thermometers, barometers, and weather satellites. It notes that the Philippine Atmospheric Geophysical and Astronomical Services Administration (PAGASA) provides weather forecasts and advisories for the Philippines.
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Weather maps and their symbols
The document discusses weather maps and how they are used to predict weather conditions. It provides information on several key topics:
- The atmosphere helps regulate Earth's temperature and creates weather through the movement of air masses. Weather maps show current conditions.
- Weather is influenced by properties like temperature, humidity and pressure. Maps depict systems like cold fronts, warm fronts and stationary fronts to understand weather changes.
- High and low pressure areas circulate clockwise and counterclockwise respectively, affecting wind patterns and whether conditions will be clear or stormy. Weather maps are interpreted to forecast upcoming weather.
Meteorological instruments
Thermometers, barometers, rain gauges, hygrometers, weather vanes, and anemometers are the most important meteorological instruments. Thermometers measure temperature and maximum/minimum temperatures, barometers measure atmospheric pressure, rain gauges measure rainfall, hygrometers measure humidity, weather vanes show wind direction, and anemometers measure wind speed. These instruments are used to collect data to predict weather conditions.
Humidity
Humidity is the amount of water vapor in the air, with warm air able to absorb much more water vapor than cold air. Relative humidity compares the actual amount of water vapor in the air to the total amount the air can hold at a given temperature, with 100% relative humidity occurring when the air can hold no more water vapor.
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Different types of weather maps and whay symbols they use to give us diffrent information about how the weather is on a particular day.
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The document discusses evidence for the Coriolis effect and the Earth's rotation. It explains that the Coriolis effect causes objects moving over the Earth's surface, like winds or projectiles, to be deflected from a straight path. This deflection is to the right in the Northern Hemisphere and to the left in the Southern Hemisphere. It provides an example of a hockey puck launched from the North Pole appearing to deflect to the west as viewed by an observer on the rotating Earth. Additionally, it discusses hurricanes, tornadoes, and thunderstorms, including their formation and impacts.
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The document discusses weather maps and how they are used to predict weather conditions. It provides information on several key topics:
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Thermometers, barometers, rain gauges, hygrometers, weather vanes, and anemometers are the most important meteorological instruments. Thermometers measure temperature and maximum/minimum temperatures, barometers measure atmospheric pressure, rain gauges measure rainfall, hygrometers measure humidity, weather vanes show wind direction, and anemometers measure wind speed. These instruments are used to collect data to predict weather conditions.
Humidity
Humidity is the amount of water vapor in the air, with warm air able to absorb much more water vapor than cold air. Relative humidity compares the actual amount of water vapor in the air to the total amount the air can hold at a given temperature, with 100% relative humidity occurring when the air can hold no more water vapor.
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Isobars are lines on a weather map that connect places with equal air pressure. They indicate wind patterns and can be used to predict weather. Isobars that are closely spaced indicate high wind speeds, while widely spaced isobars mean gentle winds. Low pressure systems are associated with clouds and precipitation, while high pressure typically brings fair weather.
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This document lists and describes various meteorological instruments used to measure different weather phenomena. It discusses instruments that measure temperature, atmospheric pressure, wind speed and direction, precipitation, humidity, solar radiation, cloud height and more. The instruments are used by meteorologists to collect weather data and make observations about current and changing weather conditions.
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Meteorologists use several instruments to collect weather data including thermometers to measure air temperature, wind vanes to determine wind direction, anemometers to measure wind speed, barometers to measure air pressure and predict weather patterns, rain gauges to measure precipitation, and psychrometers to measure relative humidity.
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1. The document discusses weather elements such as temperature, precipitation, wind speed, and cloud cover. It also describes how these elements are measured using instruments like a thermometer, rain gauge, and anemometer.
2. Common types of clouds are described as cirrus, cumulonimbus, cumulus, and stratus. The Stevenson screen, used to shelter instruments, is also characterized.
3. The difference between weather and climate is explained as weather referring to short term atmospheric conditions while climate describes average conditions over a long period.
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This document describes several common weather instruments: a thermometer measures temperature in degrees Celsius or Fahrenheit, a rain gauge measures precipitation, an anemometer calculates wind speed, and a barometer measures air pressure. It also notes that a weather vane shows wind direction and that meteorologists analyze readings from these instruments along with other variables to understand climate patterns and make weather predictions.
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The document summarizes the history of meteorology and invention of weather instruments. It describes how early weather observation relied on simple sky observations. The barometer was invented in 1643, allowing air pressure to be measured. The hygrometer for humidity followed in 1644. Daily weather measurements began in 1765 in France. Modern meteorology emerged from storm analyses in the 1850s. New instruments like weather satellites and numerical weather models now provide highly accurate forecasts. Key weather instruments are also summarized, including who invented the barometer, anemometer, hygrometer, rain gauge and thermometer. Cloud types are named based on the pioneering work of Luke Howard in the early 1800s.
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Isobars are lines on a weather map that connect places with equal air pressure. They indicate wind patterns and can be used to predict weather. Isobars that are closely spaced indicate high wind speeds, while widely spaced isobars mean gentle winds. Low pressure systems are associated with clouds and precipitation, while high pressure typically brings fair weather.
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Weather refers to short-term atmospheric conditions in a location, such as temperature, wind, and precipitation. Climate describes general weather conditions in a place over a longer period of time, usually years. Climate is influenced by factors like the water cycle, Earth's tilt and rotation, volcanic eruptions, and greenhouse gases, while weather is affected in the short term by wind speed, cloud cover, and types of precipitation.
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Meteorology is the science that studies atmospheric phenomena like weather. Meteorologists use weather stations around the world to collect data on elements like clouds, rain, wind, humidity, and instruments are used to measure these elements. The history of meteorology dates back to ancient times and key developments over centuries included the invention of the barometer, thermometer, and satellites that now allow global weather monitoring.
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The document defines key terms related to weather and climate such as weather, climate, season, temperature, humidity, air pressure, and winds. It describes how weather is the short term atmospheric conditions of a place while climate refers to average conditions over a longer period. Seasons result from the Earth's revolution and axis tilt. Temperature, precipitation, air pressure, winds, and visibility are the main elements that determine weather and climate in a given place. Factors like heat, air pressure, winds, and moisture interact to cause weather. Major wind systems like the doldrums, trade winds, horse latitudes, and prevailing westerlies result from differences in heating and the Coriolis effect.
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Weather refers to atmospheric conditions in a specific time and place, while climate describes typical weather in a region over many years. There are five elements of weather: wind, atmospheric conditions, temperature, precipitation, and humidity. Climate is influenced by climatic factors like latitude, altitude, and distance from bodies of water. There are three main climate zones - polar, tropical, and temperate. Climate change due to global warming is raising Earth's temperatures and causing sea levels to rise through melting ice, with potential consequences like drought and species extinction. Proposed solutions include reducing deforestation, pollution, and energy waste.
meteorological instruments
This document lists and describes various meteorological instruments used to measure different weather phenomena. It discusses instruments that measure temperature, atmospheric pressure, wind speed and direction, precipitation, humidity, solar radiation, cloud height and more. The instruments are used by meteorologists to collect weather data and make observations about current and changing weather conditions.
Wind, storms & cyclones
Wind is caused by differences in air pressure. Wind speed increases with altitude as there is less friction. Global wind patterns like trade winds and westerlies are caused by uneven heating between the equator and poles and the Earth's rotation. Monsoons are seasonal winds caused by temperature differences. Thunderstorms occur when strong rising air in clouds causes electrical buildup and lightning/thunder. Cyclones form over warm ocean waters and require lifting of warm air, going through formative, mature, and dissipating stages with inward circulating winds. Tornadoes are powerful rotating columns of air that can cause extensive damage.
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Meteorologists use several instruments to collect weather data including thermometers to measure air temperature, wind vanes to determine wind direction, anemometers to measure wind speed, barometers to measure air pressure and predict weather patterns, rain gauges to measure precipitation, and psychrometers to measure relative humidity.
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Air pressure decreases with increasing altitude and is affected by temperature, humidity, and elevation. It is measured using a barometer. Differences in air pressure cause winds to move from high to low pressure areas. Global wind patterns like trade winds and jet streams curve due to the Coriolis effect. Local winds are influenced by geographic features and temperature variations between land and bodies of water. Changes in weather occur when different air masses characterized by their temperature and moisture content meet at fronts like cold fronts and warm fronts, which can lead to thunderstorm formation.
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The document defines and describes the 10 major types of clouds, including cirrus, cirrocumulus, cumulonimbus, altocumulus, altostratus, cumulus, stratus, stratocumulus, cirro, and nimbostratus. Each cloud type is given a brief description of its appearance such as thin and wispy, small and puffy, or tall and fluffy. Latin and Greek roots are also provided to explain the meaning behind parts of cloud names.
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1. The document discusses weather elements such as temperature, precipitation, wind speed, and cloud cover. It also describes how these elements are measured using instruments like a thermometer, rain gauge, and anemometer.
2. Common types of clouds are described as cirrus, cumulonimbus, cumulus, and stratus. The Stevenson screen, used to shelter instruments, is also characterized.
3. The difference between weather and climate is explained as weather referring to short term atmospheric conditions while climate describes average conditions over a long period.
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The document summarizes the history of meteorology and invention of weather instruments. It describes how early weather observation relied on simple sky observations. The barometer was invented in 1643, allowing air pressure to be measured. The hygrometer for humidity followed in 1644. Daily weather measurements began in 1765 in France. Modern meteorology emerged from storm analyses in the 1850s. New instruments like weather satellites and numerical weather models now provide highly accurate forecasts. Key weather instruments are also summarized, including who invented the barometer, anemometer, hygrometer, rain gauge and thermometer. Cloud types are named based on the pioneering work of Luke Howard in the early 1800s.
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The document describes several common weather instruments: thermometers measure air temperature, sling psychrometers measure humidity, anemometers measure wind speed, barometers measure air pressure, and weather charts synthesize multiple data points. Thermometers contain a liquid that expands with heat, allowing users to read the temperature. Psychrometers measure humidity by comparing the temperature of a wet bulb to a dry bulb. Anemometers have spinning cups or vanes moved by wind. Barometers measure air pressure in millibars using a column of liquid. Weather charts depict fronts, pressure systems, and symbols to convey current and predicted conditions.
What instruments do we use to measure weather
A variety of instruments are used to measure different aspects of weather including temperature, atmospheric pressure, wind speed, wind direction, humidity, precipitation, and cloud cover. A thermometer measures temperature, a barometer measures atmospheric pressure and can indicate likelihood of rain, an anemometer measures wind speed, a windsock measures wind direction, a hygrometer measures humidity, a rain gauge measures precipitation, and a cloud mirror measures cloud cover. These instruments provide important data about current weather conditions.
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A variety of instruments are used to measure different aspects of weather including temperature, atmospheric pressure, wind speed, wind direction, humidity, precipitation, and cloud cover. A thermometer measures temperature, a barometer measures atmospheric pressure and can indicate likelihood of rain, an anemometer measures wind speed, a windsock measures wind direction, a hygrometer measures humidity, a rain gauge measures precipitation, and a cloud mirror measures cloud cover. These instruments provide important data about current weather conditions.
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Weather is affected by temperature, humidity, air pressure, and wind. These factors are interrelated. A change in one can impact the others. Temperature and air pressure have an inverse relationship - higher temperatures mean lower air pressures as the air expands. Higher temperatures also mean higher humidity as warm air holds more water vapor. Relative humidity decreases with increasing temperature. Wind blows from high to low pressure as air moves to equalize differences. Global wind patterns are caused by uneven heating and pressure differences.
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Air pressure changes with temperature and elevation. Warmer air is less dense and rises, creating low pressure areas, while cooler air is denser and sinks, creating high pressure areas. Wind is caused by air moving from high to low pressure areas. Air pressure is measured with a barometer, wind direction with a wind vane, and wind speed with an anemometer. For a set of daily wind speed data, the range is the difference between the highest and lowest values, the median is the middle number after sorting, and the mode is the number that occurs most frequently.
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This document defines key weather vocabulary words including weather, atmosphere, temperature, front, wind, anemometer, meteorologist, and weather map. It provides short definitions for each term - weather is defined as the happenings in the atmosphere at a certain time, atmosphere as the air that surrounds Earth, and so on. A meteorologist is described as a scientist who studies weather and the atmosphere.
Weather and climate
The document defines key terms related to weather and climate such as weather, climate, season, temperature, humidity, air pressure, and winds. It describes how weather is the short term atmospheric conditions of a place while climate refers to average conditions over a longer period of 30 years. The main elements that determine weather and climate are temperature, precipitation, air pressure, winds, and visibility. Weather occurs due to interacting factors like heat, air pressure, winds, and moisture. Major wind systems on Earth like the doldrums, trade winds, horse latitudes, and prevailing westerlies are caused by differences in heating and pressure.
Weather instruments
This document discusses four common weather tools: the weather vane, anemometer, barometer, and thermometer. A weather vane shows wind direction, an anemometer measures wind speed using cups that spin faster with higher winds, a barometer measures air pressure with low pressure indicating stormy weather, and a thermometer measures temperature in degrees Celsius or Fahrenheit to determine if it is hot or cold outside. Pictures and brief descriptions are provided for each tool.
Measuring weather vocabulary
The document defines key vocabulary terms related to measuring weather, including tools like a barometer, wind vane, and rain gauge that are used to measure air pressure, wind direction, wind speed, and precipitation. It also covers atmospheric concepts such as air masses, fronts, and humidity as well as definitions for forecast, meteorologist, and the National Weather Service weather agency.
Measuring weather vocabulary
The document defines key vocabulary terms related to measuring weather, including tools like a barometer, wind vane, and anemometer that are used to measure air pressure, wind direction, and wind speed. It also covers weather phenomena like fronts, air masses, and precipitation, as well as definitions for humidity, forecasts, and the role of meteorologists at the National Weather Service in collecting weather information.
period 4 group 1
The document discusses key weather factors such as air temperature, wind, and humidity. It explains that air temperature is a measure of molecular motion, with higher temperatures indicating more rapid movement. It also describes how wind is caused by differences in air pressure from warm and cool air masses, and can be measured with an anemometer. Finally, it defines relative humidity as the amount of water vapor in the air compared to the maximum possible at a given temperature, with dew point referring to the temperature when air reaches saturation.
Document Q3W4_Factors_Affecting_Weather.pptx
This document provides an overview of factors that affect weather and climate. It defines key terms like weather, temperature, wind, air pressure, humidity, and precipitation. It explains that climate is the general pattern of weather in an area observed over 30-40 years. Key factors that determine climate zones include latitude, with the equator being hottest and poles coldest, and altitude, with higher altitudes having lower temperatures.
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Bacteria and enzymes in digestion
Bacteria in the large intestine produce vitamins that are absorbed by the body. Probiotic foods contain beneficial bacteria. Digestive juices contain enzymes that break down nutrients into smaller molecules. There are three main types of enzymes - carbohydrase breaks down carbohydrates, protease breaks down proteins, and lipase breaks down lipids with help from bile. Drugs affect body chemistry and there are medicinal and recreational drugs. Recreational drugs have no health benefits and can be addictive.
Past simple
The past simple tense is used to describe actions that were completed in the past. For regular verbs, the past simple form is created by adding "-ed" to the base form of the verb. Irregular verbs have varying past simple forms that must be memorized. Examples of common regular verbs like "talked" and irregular verbs like "ate" are provided. A practice exercise asks the reader to fill in the blanks with the correct past simple form of verbs like "tidy" and "phone."
Physical and Chemical Change in Matter
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The Historical Development of Atomic Models
The document traces the historical development of atomic models from ancient Greek philosophers Democritus and Leucippus proposing the first idea of atoms, to J.J. Thomson discovering the electron in 1903 and proposing atoms have a positively-charged sphere with electrons embedded, to Rutherford discovering the proton in 1911 and proving atoms have a nucleus, to Bohr solving problems with his 1913 model of electrons moving in shells around the nucleus, to Chadwick discovering the neutron in 1932 and establishing the modern nuclear model of the atom with protons and neutrons in the nucleus surrounded by electrons.
Science - Weather/Wind/Stars
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Science Trivia
This document contains a series of questions about science topics such as the composition of the Earth, characteristics of plants and animals, and basic physical phenomena. It tests knowledge on subjects like biology, chemistry, physics and geography through 20 multiple choice or fill-in-the-blank questions about things like the parts of plants and animals, the states of matter, and properties of electricity and weather.
Wind
Wind is produced by air flowing from areas of higher atmospheric pressure to areas of lower pressure. During the day, land heats up faster than the sea, causing warm air over land to rise and be replaced by cooler air from the sea in a sea breeze. At night, land cools faster, and cooler air flows from land to sea in a land breeze. Wind has several uses, including powering sailing boats, drying clothes and grains, and turning windmills to generate electricity.
Weather and Stars
The document discusses the water cycle and different types of clouds and precipitation. It explains the water cycle as evaporation of water from oceans and rivers into water vapor, transpiration of water vapor from plants, condensation of water vapor back into liquid form, and precipitation of water falling back to earth. It then defines dew, fog, and the three main types of clouds - cirrus, stratus, and cumulus. Finally, it defines precipitation as moisture falling from the air to the ground and provides examples of rain, snow, and hail.
Types of clouds
The document describes 6 types of clouds: cirrostratus, cirrocumulus, altostratus, altocumulus, nimbostratus, and stratocumulus. Cirrostratus are high, thin, whitish veil clouds. Altostratus are mid-level gray or blue cloud sheets that partially obscure the sun. Nimbostratus are dark, continuous rain clouds thick enough to block out the sun.
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Basic Immunology lesson for middle school. I included the blood components to give them a brief background.
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This document provides examples of words containing the short "i" vowel sound and long "i" vowel sound. For the short "i" sound, examples include lip, pin, lick, pink, pig, six, slip, and spill. For the long "i" sound, examples include fire, kite, bite, pine, drive, lime, pipe, cry, and shy. The document is intended to teach the difference between these two vowel sounds through examples.
Short e - Phonics
This short document contains one-sentence descriptions of various objects and concepts including a nest, pencil, recipe, elephants walking, caution about jellyfish, belts belonging to a father, and lemons being good for the body. Pictures are also included and named of a bed, hen, celery, bend, and berry.
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This document discusses different types of materials, their properties, and natural resources. It describes natural materials that come from natural resources like trees, soil, and metal. It also describes man-made materials that are created by humans, like glass, plastic, and synthetic cloth. The document lists several key properties of materials, including hardness, strength, elasticity, electrical conductivity, and absorbency.
Dominant and recessive
Dominant traits are produced whether an organism has one or two copies of the dominant allele, while recessive traits only appear when an organism has two copies of the recessive allele. In an example of eye color inheritance, brown eyes (B allele) are dominant over blue eyes (b allele). A child of a parent with brown eyes and a parent with blue eyes would have brown eyes since brown is dominant. In the next generation, there is a chance offspring could have either brown or blue eyes as the recessive blue eye trait can be expressed when paired with another b allele. While recessive traits may be masked in some generations, the alleles are still passed down and can reappear through genetic mixing in future offspring.
Chromosomal abnormalities
Chromosome abnormalities occur when there are errors in cell division that result in cells having too few or too many chromosomes. There are two main types of chromosome abnormalities: numerical abnormalities like Down syndrome which is Trisomy 21 resulting from an extra copy of chromosome 21, and structural abnormalities where part of a chromosome is missing, duplicated, or rearranged. Chromosome abnormalities usually happen during mitosis and meiosis, the two types of cell division where the number of chromosomes should remain the same or be halved, but errors can cause the wrong number of chromosomes to end up in resulting cells.
Heredity and Diversity of Living Things
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Weather instruments
- 2. Vocabulary air pressure barometer Humidity psychrometer Temperature thermometer
- 3. Weather the state of the atmosphere at a place and time as regards heat, dryness, sunshine, wind, rain, etc.
- 4. Measuring pressure The atmosphere around us presses on the surfaces of the Earth as well as all the things on the Earth. The pressure exerted by the atmosphere on the surface of the Earth is known as atmospheric pressure.
- 5. Weather Instruments Barometer- measures the atmospheric pressure in millibar. (mbar)
- 7. The atmospheric pressure is the highest at the sea level. This is because all the air above the sea presses on the sea surfaces. There is less air pressing on the top of mountains than on the sea level. Hence, the atmospheric pressure is lower on higher grounds.
- 8. Measuring temperature Temperature is the measure of how hot or cold something is. It is measured using a thermometer.
- 9. Measuring humidity Humidity refers to the amount of water vapor in the air. Humidity is low when there is little water vapor in the air.
- 10. Psychrometer an instrument used to measure relative humidity compares. Relative compares the amount of