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ScienceTerms
Exam Help
| Question | Answer |
|---|---|
| Weather | general condition of the atmosphere at a particular time and place |
| climate | general weather conditions over many years |
| ozone | form of atmospheric oxygen that has three atoms per molecule |
| nitrogen cycle | process in which nitrogen moves from the air to the soil to animals and back to the air |
| atmospheric pressure | ratio of weight of the air to the area of the surfacenon which it presses |
| barometer | instrument that measures atmospheric pressure |
| standard atmospheric pressure | the atmospheric pressure measured at sea level; 760mm of mercury |
| trophosphere | atmospheric layer closest to the earth's surface where nearly all weather occurs |