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Weather
Science Unit 6 Investigating Weather
| Term | Definition |
|---|---|
| Atmosphere | air that surrounds the Earth; made of a mixture of gases |
| Cloud cover | the amount of sky obscured (covered) by clouds |
| Compass | an instrument containing a magnetized pointer, showing the direction of magnetic north; used to get bearings |
| Meteorologist | a scientist who studies the weather |
| Precipitation | water that falls to the Earth’s surface as rain, snow, sleet, or hail |
| Rain gauge | a tool for collecting and measuring the amount of precipitation that falls |
| Temperature | a way of measuring how hot or cold something is; temperature is measured using either the Fahrenheit (F) or Celsius (C) scale |
| Weather | day-to-day condition of the atmosphere in an area; weather has short-term variations (minutes to weeks) |
| Wind speed | how fast the air is moving; wind speed is commonly measured with an anemometer |
| Wind vane | a weather instrument used to show the direction of the wind; often ornamental |