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science chapter 6
water cycle/ moon phases/weather
| Term | Definition |
|---|---|
| barometer | tool used to measure air pressure |
| wind vane | tool used to show the direction of the wind |
| thermometer | tool used to measure temperature |
| anemometer | tool used to measure wind speed |
| precipitation | any form of water that falls to the earth |
| condensation | the process of water vapor becoming liquid water again |
| groundwater | any water that is underground |
| water cycle | the movement of water from earths surface to the atmosphere and back again |
| ellipse | a shape that is like a circle stretched out in opposite directions |
| revolution | movement of one object around another |
| rotation | spinning of a planet,moon,or star around its axis |
| tides | occurs because of the gravitational pull of the moons and the sun on earths ocean |
| phases | the shape of the moon formed by lighted part of the half that faces the earth |
| new moon | occurs when the unlighted half of the moon phases earth |
| orbit | path an object follow as it revolves around another object |
| high pressure | cool,dry,clear and nice weather |
| low pressure | warm,moist air,storms,and overcast |