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whether part 1 vocab
| Question | Answer |
|---|---|
| Air pressure | the measure of force with which air molecules push on a surface |
| Attitude | elevation above sea level |
| Troposphere | lowest layer of the earths atmosphere is 0-17 km above earths surface site of whether an organism contains most atmospheric water vapor |
| Mesosphere | middle layer of the atmosphere 51-85 km coldest layer this is where meteors burn up |
| Stratosphere | 2nd layer of atmosphere extends from 10 to 30 miles up location of ozone layer absorbs 95% of ultraviolet radiation |
| Thermosphere | the fourth layer of the atmosphere in which temperature increases as altitude increases |
| Exosphere | the outer layer of the thermosphere extending outward into space |
| Atmospheric gases | nitrogen makes up 78% 21% is oxygen and the last 1% is carbon dioxide water vapor and other gases |
| Nitrogen | most abundant gas in the atmosphere |
| Oxygen | gas that makes 21% of the atmosphere It passes into the bloodstream of the lungs and travels to all body parts |
| Carbon Dioxide | a greenhouse gas a gas that absorbes and radiates heat |
| Trace gases | gasses such as hydrogen helium carbon dioxide and argon that excises in many |
| Water vapor | water in the form of gas |
| Fossil Fuels | a natural substance formed from buried remains of ancient organisms that can be used as a energy source |
| Green house gases | gasses in the Earth's atmosphere that trap heat near the surface |
| Water cycle | the continuous process by which water moves from Earth's surface to the atmosphere and back |
| Evaporation | the change of a substance from a liquid to a gas |
| Condensation | the change of a gas to a liquid |
| Percepitaion | any form of water that falls from clouds and reaches Earth's surface |
| Transpiration | evaporation of from the leafs of a plant |
| Crystallization | the process of by which a substance becomes a solid Kinda like freezing |
| Surface runoff | water that flows off over land until it reaches lakes rivers or other areas |
| Groundwater Flow | water that is flowing beneath Earth's surface |
| Dew | water that has condensed on a cool surface over night from water vapor in the air |
| Frost | ice formed when water vapor changes directly into ice crystals |
| Ozone | part of the Earth's upper atmosphere it protects people by absorbing harmful rays from the sun |
| Greenhouse effect | a warming of Earth's surface and the air above it it is caused by gasses in the air that trap energy from the sun |
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