Term
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Definition
| the state of the atmosphere at a given time and place |
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Term
| ________ provides much of our weather data. |
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Definition
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Term
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Definition
| the amount of moisture in the air |
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Term
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Definition
| measures the amount of moisture in the air |
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Term
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Definition
| average weather conditions in an area for a long period of time |
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Term
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Definition
| movement of air due to differences in air pressure |
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Term
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Definition
| global wind pattern that affects weather in the United States |
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Term
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Definition
| weight of gas molecules pressing down |
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Term
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Definition
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Term
| When barometric pressure ______, fair weather is approaching. |
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Definition
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Term
| When barometric weather decreases, _____ weather is approaching. |
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Definition
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Term
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Definition
| moved through the atmosphere and the oceans by radiation and convection |
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Term
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Definition
| electromagnetic waves from the sun |
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Term
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Definition
| current caused by warm air or liquid rising and cool air or liquid sinking |
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Term
| Warm molecules move______and farther apart, causing them to_____. |
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Definition
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Term
| when water absorbs heat from the sun, its temperature will _______ |
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Definition
| increase more slowly than the temperature of the land nearby |
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Term
| The temperatures near large bodies of water in the summer will be ...... |
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Definition
| cooler than areas without large bodies of water. |
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Term
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Definition
| rain that leaves a cloud, falls through air below 0 C, and freezes |
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Term
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Definition
| forms in cumulonimbus clouds as round ice pellets |
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Term
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Definition
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Term
| are the most powerful storms on Earth |
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Definition
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Term
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Definition
| form over land when winds spiral inward toward a center of low pressure |
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Term
| form over land that is strongly heated |
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Definition
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Term
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Definition
- long period of unusually low precipitation
- plants and animals die
- streams dry up
- increase the cost of vegetables
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Term
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Definition
| large body of air that has the same properties as the surface under it |
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Term
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Definition
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Term
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Definition
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Term
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Definition
| the place where two air masses come together but do not easily mix |
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Term
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Definition
| cold air moves into an area and pushes up the warm air |
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Term
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Definition
| warm air mass moves into an area replacing a cold air mass |
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Term
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Definition
| brings dry weather and clear skies |
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Term
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Definition
| brings clouds and rainy weather |
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