Term
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Definition
BD: The condition of Earth‘s atmosphere at a particular time and place.
MD: The condition of the Earth at a particular time. |
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Term
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Definition
BD: The envelope of gases that surrounds Earth.
MD: The layer of gases surrounded by Earth. |
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Term
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Definition
BD: A form of oxygen that has three oxygen atoms in each molecule instead of the usual two.
MD: A molecule with 3 oxygens atoms. |
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Term
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Definition
BD: Water in the form of a gas.
MD: Evaporated gas. |
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Term
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Definition
BD: The amount of mass of a substance in a given volume.
MD: The amount of mass in something, measured as volume. |
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Term
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Definition
BD: The amount of force pushing on an area.
MD: The amount of force pushed on an area or object. |
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Term
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Definition
BD: The pressure caused by the weight of a column of air pushing down on an area.
MD: Pressure caused by the weight of air on an area. |
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Term
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Definition
BD: An instrument used to measure changes in air pressure.
MD: An instrument used to measure air pressure. |
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Term
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Definition
BD: Elevation above sea level.
MD: The elevation above sea level. |
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Term
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Definition
BD: The horizontal movement of air from an area of high pressure to an area of lower pressure.
MD: A natural movement of air. |
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Term
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Definition
BD: An instrument used to measure wind speed.
MD: An instrument that measures wind speed. |
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Term
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Definition
BD:A measure of cooling combining temperature and wind speed.
MD: A measure of temperature and wind speed. |
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Term
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Definition
BD: Winds that blow over short distances.
MD: Winds that only blow over short distances. |
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Term
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Definition
BD: Winds that blow steadily from specific directions over long distances.
MD: Wind that blows from a specific place over long distances. |
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Term
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Definition
BD: The flow of cooler air from over an ocean or lake toward land.
MD: The flow of cool air over land. |
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Term
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Definition
BD: The flow of air from land to a body of water.
MD: The air from land to a body of water. |
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Term
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Definition
BD: The prevailing pattern of easterly surface winds found in the tropics, within the lower portion of the Earth's atmosphere, in the lower section of the troposphere near the Earth's equator.
MD: A wind almost constantly blowing in the same direction. |
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Term
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Definition
BD: A huge body of air that has similar temperature, humidity, and air pressure at any given height.
MD: A body of air that shares the same characteristics. |
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Term
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Definition
BD: A warm air mass that forms in the tropics and has low air pressure.
MD: A usually warm/hot air mass around the subtropics. |
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Term
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Definition
BD: A cold air mass that forms north of 50° north latitude or south of 50° south latitude and has high air pressure.
MD: Air mass that forms over land or water in the higher latitudes. |
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Term
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Definition
BD: The boundary where unlike air masses meet but do not mix.
MD:The place where air masses meet, but do not mix. |
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Term
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Definition
BD: The average, year-after-year conditions of temperature, precipitation, winds, and clouds in an area.
MD: The average weather conditions in a certain area. |
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