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Weather 3;1-3;2 Voc.
| Term | Definition |
|---|---|
| air mass | A huge body of air that has similar temperature, pressure, and humidity throughout. |
| tropical air mass | A warm air mass that forms in the tropics and has low air pressure. |
| polar air mass | A cold air mass that forms north of 50° north latitude or south of 50° south latitude and has high air pressure |
| maritime air mass | A humid air mass that forms over oceans. |
| continental air mass | A dry air mass that forms over land. |
| front | The area where air masses meet and do not mix. |
| occluded front | Cut off, as the warm air mass at an occluded front is cut off from the ground by cooler air beneath it. |
| cyclone | A swirling center of low air pressure. |
| anticyclone | A high-pressure center of dry air. |
| storm | A violent disturbance in the atmosphere. |
| lightning | A sudden spark, or energy discharge, caused when electrical charges jump between parts of a cloud or between a cloud and the ground. |
| tornado | A rapidly whirling, funnel-shaped cloud that reaches down from a storm cloud to touch Earth’s surface, usually leaving a destructive path. |
| hurricane | A tropical storm that has winds of 119 kilometers per hour or higher; typically about 600 kilometers across. |
| storm surge | A dome of water that sweeps across the coast where a hurricane lands. |
| evacuate | To move away temporarily. |
Created by:
krugeli
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