Weather

Air Movement Convection Currents

Weather Weather Forecasting

Mixed Review

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Convection currents in the atmosphere

Wind

Air pressure __________ as you move up through Earth’s

Atmosphere.Increasing

Part of the earth where temperatures are warmest because the sun’s rays strike at a

more direct angle.

Equator

Wind and storms are caused by differences in air speed and

________.

temperature

Air pressure is a result of ________.

Electricity

Weight of air pushing down on an area.

Atmospheric pressure

The rising and sinking of matter in a circular pattern caused by temperature differences.

Convection Currents

A large body of air with similar properties all through it is an _______.

Air Mass

A boundary between two air masses.

Front

Wind that spirals inward around an area of low pressure.

Cyclone

Most weather moves from _____ to _____ over North

America.

West to East

A funnel cloud that has touched the ground.

Tornado

Weather that gets their energy from warm air over land.

Hurricane.

A wind that changes direction with the season.

Monsoon

Spot in the middle of a hurricane where winds are gentle.

Eye

Doppler radar is very useful for tracking _________.

Tornadoes

A tool that measures the amount of rain that has fallen.

Rain Gauge

The tool that measures the amount of moisture in the air.

Hygrometer

A tool that measures air pressure

barometer

A tool that measures wind speed.

anemometer

The higher up in the atmosphere you go the air pressure _______.

decreases

The air mass from this area is cold and fairly dry, very little water evaporates from the land.

Continental Polar Air

This air mass forms over the ocean near the poles where it is cold, but relatively moist.

Maritime Polar Air

A front that doesn’t move very much, or it moves back and forth over the same area..

Stationary front

Winds that spin in the opposite direction of a cyclone.

Anticlone