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75

The movement of air caused by differences in air pressure.

What is wind?

75

These winds form between hot and cold air masses high above Earth and can reach 400 km/h.

What are the jet streams?

75

They occur over a large area.

What are global winds?

150

These global winds blow from 30° latitude almost to the equator.

What is trade winds?

150

The calm region near the equator where trade winds meet and rise.

What is the doldrums?

150

Global winds form from temperature differences between these places on earth.

What are the equator and the poles?

350

Winds that blow from west to east between 30° and 60° latitude.

What are the westerlies?

350

These weak wind areas are found where cool air sinks at 30° latitude.

What are the horse latitude?

350

Air pressure tends to be lower here.

What is the equator?

400

The effect that makes global winds curve due to Earth’s rotation

What is Coriolis Effect?

400

When warm air rises, the air pressure at the surface becomes this.

What is a low pressure?

400

The lower layer of the atmosphere where most winds and weather occur.

What is the troposphere?