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Definition
| Boundaries between air masses of different temperatures. Depends on the direction in which the air mass is moving and the the characteristics of the air mass. |
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Definition
| A body of air with horizontal uniform temperature, humidity, and air pressure. |
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Definition
| A condition of the atmosphere in which the pressure is above average. |
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Definition
| A condition of the atmosphere in which the pressure is below average. |
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Term
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Definition
| A system of winds rotating inward to an area of low atmospheric pressure, with a counterclockwise or clockwise circulation, a depression. |
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Definition
| A weather system with high atmospheric pressure at its center, around which air slowly circulates in a clockwise or counterclockwise direction. |
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Definition
| The perceptible natural movement of the air |
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Definition
| Degree or intensity of heat present in a substance or object. |
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Definition
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Term
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Definition
| Instrument used to measure temperature. |
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Definition
| Instrument for measuring the speed of the wind or gas. |
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Definition
| A visible mass of condensed water vapor floating in the atmosphere, typically high above the ground. |
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Definition
| The height of an object or point in relation to sea level or ground level. |
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Term
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Definition
| The action or process of precipitating a substance from a solution. |
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Term
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Definition
| The pressure exerted by the weight of the atmosphere, which at sea level has a mean value of 101,325 pascals. |
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Term
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Definition
| The state or quality of being humid. |
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Term
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Definition
| Forward edge of an advancing mass of cold air that pushes under a mass of warm air. |
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Term
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Definition
| Advancing mass of warm air |
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Term
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Definition
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Term
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Definition
| Cold air masses are cold and dry due to their source region. |
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Term
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Definition
| Air masses formed over the northern Atlantic and northern pacific oceans. |
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Term
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Definition
| When a cold front over takes a warm front. |
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Term
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Definition
| A front that does not move. |
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Term
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Definition
| Mass of air over tropical oceans. |
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Term
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Definition
| Dry air mass formed over land in an areas close to the equator. |
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