Term
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Definition
| a mixture of gases that surround the Earth |
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Term
| composition of the atmosphere |
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Definition
| 78% nitrogen, 21% oxygen, 1% trace gases |
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Term
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Definition
the transfer of energy as electromagnetic waves
* the warmth you feel under a heat lamp |
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Term
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Definition
| the protective layer of gases found in the stratosphere. |
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Term
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Definition
| caused by electronically charged particles found in the ionosphere |
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Term
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Definition
energy transferred as heat through a material
* a pan on an electric stove gets hot as it sits on the spiral metal heating element |
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Term
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Definition
thermal energy transferred by circulation of a liquid or gas
* some ovens have a fan to circulate the hot air inside the oven to heat the food more quickly |
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Term
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Definition
| the process by which gases in the atmosphere absorb thermal energy and radiate it back to the Earth |
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Term
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Definition
| amount of energy received from the sun and the amount of energy returned to space are about equal |
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Term
| Where is pressure the greatest? |
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Definition
at Earth's surface
* as altitude increases, pressure decreases
* remember the "people pyramid" |
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Term
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Definition
| one part of the thermosphere, where auroras happen |
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Term
| What pulls gas molecules towards the Earth? |
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Definition
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Term
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Definition
| air tends to move from areas of high pressure to low pressure |
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Term
| How much sun reaches the Earth? |
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Definition
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Term
| Name the layers of the atmosphere starting from the Earth's surface. |
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Definition
troposphere,
stratosphere,
mesosphere,
thermosphere |
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Term
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Definition
| the measure of the force with which air molecules push on a surface |
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Term
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Definition
the vertical height of an object, usually from sea level
synonyms: elevation, height |
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Term
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Definition
| to take in (all or part of incident radiated energy) and retain the part that is not reflected or transmitted |
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Term
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Definition
| to throw about in various directions |
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Term
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Definition
| to cast back light, heat, etc. |
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Term
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Definition
| any of the gases whose absorption of solar radiation is responsible for the greenhouse effect, including carbon dioxide, methane, ozone, and the fluorocarbons. |
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