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Earth's Patterns
| 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 Earth's 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 moon and the sun on Earth's oceans |
| Phase | the shape of the moon formed by the lighted part of the half that faces the Earth |
| New Moon | occurs when the unlighted half of the moon faces Earth |
| Orbit | path an object follows as it revolves around another object |
| High Pressure | cool, dry, clear, and nice weather |
| Low Pressure | warm, moist air, storms, and overcast |