13.4 Circulation of the Atmosphere Flashcards
Doldrums
The areas near the equator characterized by light winds and low atmospheric pressure.
Horse latitudes
The latitude zone around 30° north and south of the equator characterized by light winds and hot, dry weather.
Jet stream
A narrow, high-altitude band of strong winds.
Polar easterlies
The easterly prevailing winds in polar and subpolar regions above 60° latitude.
Polar front
The boundary between the prevailing westerlies and polar easterlies, characterized by stormy weather.
Prevailing westerlies
The westerly winds between 30° and 60° latitudes in both the Northern and Southern Hemispheres.
Trade winds
The easterly prevailing winds between the Equator and 30° north and south latitude.