| Term | Definition |
|---|
| acid precipitation | precipitation that contains acids due to air pollution |
| air pressure | the measure of the force with which air molecules push on a surface |
| atmosphere | a mixture of gases that surrounds a planet such as earth |
| mesosphere | coldest layer of the atmosphere |
| stratosphere | the layer above the troposphere |
| thermosphere | the uppermost layer of the atmosphere |
| troposphere | lowest layer of the atmosphere, where we live |
| wind | moving air |
| greenhouse effect | the effect in which gases in the atmosphere convert absorbed radiation into heat |
| global warming | a rise in average global temperatures |
Combine with other sets
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