chp. 3 Terms
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Created by:
kristareed on September 30, 2010
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part 1 of study guide
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20 terms
Terms | Definitions |
|---|---|
 Weather | the condition of the atmosphere in one place during a limited period of time |
| Climate | the term for the weather patterns that an area experiences over a long period of time |
| Axis | an imaginary line running from the North Pole to the South Pole through the planet's center |
| Temperature | the measure of how hot or cold a place is |
| Revolution | trip around the sun |
| Equinox | equal night |
| Tropical of Cancer | northernmost latitude 23½° N |
| Solstice | marks the beginning of summer in the Northern Hemisphere |
| Tropic of Capricorn | southernmost latitude 23½° S |
| Greenhouse effect | traps the sun's energy for growing plants even in cold weather |
| Global warming | believed to be caused by human activities (such as burning of coil, oil, and natural) |
| Low latitudes | between 30° S and 30° N latitude |
| High latitudes | 60° N to 90° N and from 60° S to 90° S |
| Arctic circle | latitude 66½° N |
| Antarctic circle | latitude 66½° S |
| Midlatitudes | between 30° N and 60° N in the Northern Hemisphere and between 30° S and 60° S in the Southern Hemisphere |
| Prevailing winds | global winds blow in fairly constant patterns |
| Coriolis effect | causes prevailing winds to blow diagonally rather than along |
| strict north | south or east-west directions |
| Doldrums | global winds that are diverted north and south, leaving a narrow, generally windless band |
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