Atmospheric pressure

Atmospheric pressure increases as you move towards lower elevations and decreases as you move into higher elevations.

• True
• False

When you climb a high mountain, you

lose your breath easier because —

• there is less nitrogen in the air

• the air is denser

• the air pressure decreases

• the air pressure is greater

Where is air pressure the greatest ?

• Mountain top

• Flying in an airplane

• Sea level

• Top of a hill

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

• increases
• decreases
• stays the same

Air pressure is greater _______.

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