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18 Cards in this Set
- Front
- Back
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What are weather variables? |
Air Temperature and Relative Humidity |
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Air moves outward from a ______. |
high-pressure system |
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A _____ air mass has the greatest effect on weather in Florida. |
maritime tropical |
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A cold front brings _____ to an area. |
severe storms |
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What type of precipitation reaches earth in frozen form? |
Hail and Snow |
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Hurricanes form when .... |
warm, moist air rises over an ocean |
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Air pressure is measured with a _____. |
Barometer |
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The amount of water vapor in the air relative to what that air could hold is the _____. |
Relative Humidity |
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The pressure that a column of air exerts on the air or surface below it. |
Pressure |
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Temperature when air is fully saturated with water vapor. |
Dew Point |
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The atmospheric conditions, along with short term changes, of a certain place at a certain time. |
Weather |
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The amount of water vapor in the air. |
Humidity |
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Describe how rain is related to the water cycle. |
During the water cycle, water evaporates, as it cools it condenses into clouds, clouds produce rain. |
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Contrast low pressure systems and high pressure systems. |
Air rises as it moves into a low pressure system. Air sinks as it moves out of a high pressure system. |
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Contrast surface weather reports and upper-air reports. |
Surface weather reports describe weather measurements on Earth's surface. Upper-Air reports describe weather conditions above Earth's surface. (measured in radiosonde) |
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How are computers used to forecast weather? |
Computers are able to collect large volumes of weather data using mathematical models. |
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Explain why a desert would not normally experience fog. |
Deserts are very dry. They lack enough water vapor to produce fog. |
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Relate air temperature to the type of precipitation that will fall. |
Above 0 degrees C, rain will fall. Below 0 degrees C, snow, sleet or hail will fall. |
