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20 Cards in this Set

  • Front
  • Back
isobar
Lines on a map joining places that have the same AIR PRESSURE.
storm
A violent disturbance in the atmosphere.
meterologist
Scientists who study the causes of weather and try to predict it.
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.
lightning
A sudden spark, or energy discharge, caused when electrical charges jump between parts of a cloud or between a cloud and the ground.
evacuate
To move away temporarily.
maritime
A humid air mass that forms over oceans.
isotherm
Lines on a map joining places that have SAME TEMPERATURE.
polar
A cold air mass that forms north of 50 degrees north latitude or south of 50 degrees south latitude and has a high air pressure.
anticyclone
A high-pressure center of dry air.
occluded
Cut off, as the warm air mass at an occulded fron is cut off from the ground by cooler air beneath it.
front
The area where air masses meet and do not mix.
tropical
A warm air mass that forms in the tropics and has low air pressure.
continental
A dry air mass that forms over land.
El Nino
An abnormal climate event that occurs every 2 to 7 years in the Pacific Ocean, causing changes in weather patterns that can lead to dramatic climate changes.
cyclone
A swirling center of low air pressure.
flash flood
A sudden, violent flood that occurs within a few hours, or even minutes, of a heavy rainstorm.
storm surge
A dome of water that sweeps across the coast where a hurricane lands.
air mass
A huge body of air that has similar temperature, pressure, and humidity throughout.