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Science 4
Weather unit
| Term | Definition |
|---|---|
| Air Pressure | The pressure caused by the weight of a column of air pushing down on an area. |
| Altitude | Elevation above sea level |
| Atmosphere | The layer of gases that surrounds the Earth. |
| Density | The amount of mass of a substance in a given volume. D=M/V |
| Air Mass | A huge body of air that forms over a region characterizing it with similar temperature, humidity and pressure at any given height. |
| Front | The boundary separating two or more different types of air masses. |
| Ozone | A form of oxygen that has three oxygen atoms in each molecule instead of two. |
| Convection | The transfer of heat by the movement of warmed matter (air or liquid) |
| Coriolis Effect | The deflection of an object moving above the earth, rightward in the northern hemisphere and leftward in the southern hemisphere. |
| Wind | The movement of air from an area of high pressure to an area of low pressure. |
| Temperature | A measure of the average amount of thermal energy in a substance. (how hot or cold an object is) |
| Weather | The condition of Earth's atmosphere at a particular time and place |
| Dew Point | The temperature at which water vapor will start to condense out of the air as liquid water. |
| Radar | Weather radar, also called weather surveillance radar (WSR) and Doppler weather radar, is a type of radar used to locate precipitation, calculate its motion, and estimate its type (rain, snow, hail etc.). |
| Fluid | Anything that flows and fills a container such as a liquid or a gas. |
Created by:
Coco pannell
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