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19 Cards in this Set
- Front
- Back
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_____ is the condition of Earth’s atmosphere at a particular time and in a particular place.
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Weather
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________ is the thin layer of gases that surrounds the planet.
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Earth’s atmosphere
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Earth’s atmosphere is the _______?
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thin layer of gases that surrounds the planet.
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Earth’s atmosphere is made up of ______ ?
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nitrogen,
oxygen, carbon dioxide, water vapor, other gases, and particles of liquids and solids |
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_______ is th most common gas in the atmosphere.
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Nitrogen
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Nitrogen makes up more than ___ or ___% of the air we breathe.
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¾ or 75%
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_____ is the second most common gas in the atmosphere
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Oxygen
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Oxygen makes up less than __ or __ % of the air we breathe.
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¼ or 25
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____ is a form of oxygen.
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Ozone
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______ makes up most of the remaining 1% of Earth’s atmosphere.
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Carbon Dioxide
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______ is essential for all life.
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Carbon dioxide
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_______ is water in the form of a gas.
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Water Vapor
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_____ is invisible and not the same thing as steam
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Water vapor
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The amount of water vapor in the air _____ from place to place and time to time
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varies
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Clouds form when water vapor _____ out of the air to form tiny droplets of liquid water or crystals of ice
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condenses
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Other Gases in the atmosphere include ____ and some other trace gases.
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Argon
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We call them ___ ____ because they are only present in very small amounts.
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trace gases
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Particles of Liquids and Solids include ____,____, ___ , and ____
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dust, smoke, salt, and other chemicals too small to see
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Why is the Atmosphere Important?
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In order to survive, all living things need the oxygen and other gases which make up the atmosphere. In addition to these, all living things need warmth and liquid water. The atmosphere fulfills these needs by trapping energy from the sun which keeps most of the Earth’s surface warm enough for water to exist as a liquid. The atmosphere also protects living things from the sun’s ultraviolet radiation and prevents most meteoroids from hitting the Earth. It all boils down to this …
No atmosphere, No life on Earth! |
