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ch17,18
Question | Answer |
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A huge body of air that has similar temperature, pressure, and humidity throughout. | air mass |
A warm air mass that forms in the tropics and has low air pressure. | tropical (air mass) |
A cold air mass that forms north of 50° north latitude or south of 50° south latitude and has high air pressure. | polar (air mass) |
A humid air mass that forms over oceans. | maritime (air mass) |
A dry air mass that forms over land | continental (air mass) |
The area where air masses meet and do not mix. | front |
Cut off, as the warm air mass at an occluded front is cut off from the ground by cooler air beneath it. | occluded |
A swirling center of low air pressure. | cyclone |
A high-pressure center of dry air. | anticyclone |
A violent disturbance in the atmosphere. | storm |
A sudden spark, or energy discharge, caused when electrical charges jump between parts of a cloud or between a cloud and the ground. | lightning |