Air Pressure in Class

What happens to air pressure as you move upward into the atmosphere?

• increases
• decreases
• stays the same

A device that is used to measure atmospheric pressure is a ___________.

• barometer
• thermometer
• kilometer
• micrometer

Air pressure is greater _______.

• at the top of the mountain
• at the bottom of the mountain
• at the center of the mountain

what are isobars?

• lines connecting places of equal temperature
• lines drawn connecting places of equal pressure
• lines drawn to places of different temperatures
• lines drawn to places of different pressures

___________is the result of the weight of a column of air pushing on an area.

• air pressure
• density
• volume
• none of the above

In what direction(s) does air exert pressure?

• everywhere
• no where
• there is no pressure
• downward

What is altitude?

• how much something weighs
• the distance above sea level
• how big something is
• how far away something is

The movement in the air caused differences in air pressure  ?

• Rain
• Wind
• Air

Cold air is more_____ than warm air 

• Dense
• Stale
• Colorful 

Why is it hard to breath at high altitudes?

• There is too much oxygen in this location.
• There is a higher density of air molecules.
• There is a low density of air molecules.
• The air pressure is greater than at low altitudes.