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WC Topic 1, Exp 1-3
Topic 1, Exp 1-3
| Question | Answer |
|---|---|
| water cycle | the continual movement of water among Earth's atmosphere, oceans, and land surface through evaporation, condensation and precipitation |
| evaporation | the process by which molecules at the surface of a liquid absorb enough energy to change to a gas |
| transpiration | the process by which water is lost through a plant's leaves |
| condensation | the change of state from a gas to a liquid |
| precipitation | any form of water that falls from clouds and reaches Earth's surface as rain, snow, sleet, or hail. |
| process | a series of changes that happen over time and lead to an expected result |
| weather | conditions in the atmosphere at a particular time and place |
| humidity | a measure of how much water vapor is in the air |
| air pressure | a measure of how strongly Earth's atmosphere pushes down on a given area |
| air mass | a body of air that has the same temperature, humidity and air pressure throughout |
| current | large stream of water that flows through the ocean |
| jet stream | a fast-moving, narrow band of wind in the upper atmosphere |
| pattern | a repeating set or sequence of actions or events |
| weather front | the boundary where two air masses meet |
| predict | to say something will or may happen in the future |