Air Pressure & Wind

Front

Warmer air exerts _____ pressure than cooler air.

Back

less

Front

As you climb a mountain what happens to the air pressure?

Back

decreases

Front

TRUE or FALSE: Air has mass.

Back

true

Front

Wind is caused by differences in ____.

Back

pressure

Front

TRUE or FALSE: This arrow indicating wind direction is accurate.

Back

false

Front

What is air pressure?

Back

The force exerted by the weight of air above a surface.

Front

How does temperature affect air pressure?

Back

Warmer air is less dense and exerts less pressure than cooler air.

Front

What happens to air pressure as altitude increases?

Back

Air pressure decreases with increasing altitude.

Front

What is the relationship between air pressure and wind?

Back

Wind is created by the movement of air from areas of high pressure to areas of low pressure.

Front

What instrument is used to measure air pressure?

Back

Barometer.