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Wind and the Earth

Mrs. Gimbert's science class

TermDefinition
Wind Moving air caused by differences in air pressure
Coriolis Effect The apparent curving of straight-moving objects caused by Earth's rotation
Global Winds The combination of convection cells found at every 30 degrees latitude and the Coriolis Effect producing patterns of air circulation.
Polar Easterlies Prevailing winds that blow from east to west between 60 degrees and 90 degrees latitude in both hemispheres
Prevailing Westerlies Prevailing winds that blow from west to east between 30 degrees and 60 degrees latitude in both hemispheres
Trade Winds Prevailing winds that blow northeast from 30 degrees north to the equator and 30 degrees south to the equator
Doldrums A calm area of very weak winds where trade winds of the Northern and Southern hemisphere meet, somewhere along the equator
Horse Latitudes An unusually calm area of sinking high pressure at about 30 degrees north and 30 degrees south latitude
Jet Stream A narrow belt of strong winds that blow in the upper troposphere and lower stratosphere
Created by: BobTulip