12/5 Air Pressure & Wind Review

Front

What direction do surface winds in a high pressure system move?

Back

Clockwise and out.

Front

What direction do surface winds in a low pressure system move?

Back

Counterclockwise and in.

Front

What do closely spaced isobars on a weather map indicate?

Back

High wind speeds.

Front

What happens to air pressure as altitude increases?

Back

Air pressure decreases.

Front

What happens to air pressure as temperature increases?

Back

Air pressure decreases.

Front

Define air pressure.

Back

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

Front

What is the relationship between temperature and air pressure?

Back

As temperature increases, air pressure decreases.

Front

What is an isobar?

Back

A line on a weather map connecting points of equal air pressure.

Front

How does wind form?

Back

Wind forms due to differences in air pressure.

Front

What is a high pressure system?

Back

A region where the atmospheric pressure is higher than surrounding areas.