| Term | Definition |
|---|
| air pressure | The weight of the air being pulled down on an area of Earth’s surface. |
| barometer | A tool to measure air pressure |
| greenhouse effect | The atmosphere lets sunlight in to warm the air and prevents all of the warmth from escaping back into space (like a greenhouse or blanket). |
| global warming | A gradual increase in the average temperature of Earth’s atmosphere |
| Coriolis Effect | The curving of wind because of Earth’s rotation. |
| jet stream | Fast moving current of air caused by large temperature differences in the atmosphere. |
| wind | Movement of air from high to low pressure caused by unequal heating of the atmosphere. |
| anemometer | Tool to measure wind speed. |
| wind vane | Tool to measure wind direction. |
| land breeze | Moves from land toward ocean. |
| sea breeze | Moves from ocean toward land. |
| wind-chill factor | Wind blowing over the skin and removing body heat. |
| water cycle | The movement of water between the atmosphere and the Earth’s surface. |
| water vapor | Molecules of liquid in water escape into the air. |
| condensation | Water changes from a gas to a liquid (how clouds are formed). |
| precipitation | Liquid or solid falls from clouds toward Earth’s surface. |
| humidity | The amount of water vapor in the air. |
| hygrometer | A tool to measure humidity. |
| psychrometer | A tool to measure humidity. |
| convection | the process of warm air rising and cool air sinking |
Combine with other sets
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