Atmosphere and Air Pressure

Where would you find the largest pressure?

• At the bottom of the ocean
• At the top of Mt Everest
• Close to ground on the Scotch oval
• In a rockpool on the Great Barrier Reef

Where is pressure the greatest on the dam?

• D
• C
• B
• A

True or false:
Pressure depends on depth

• true
• false

In what direction(s) does air exert pressure?

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

Tags

NGSS.MS-ESS2-5

What is altitude?

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

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

• decreases
• increases
• stays the same

What happens to the amount of oxygen molecules as altitude increases?

• fewer molecules
• more molecules
• same amount of molecules
• nothing happens to the molecules

Air pressure is greatest when near Earth's surface because?

• The air molecules are farther apart.
• The air molecules are closer together.
• Air molecules collide.
• Air molecules are tightly packed.

Density of air is greater at high altitudes.

• true
• false

Tags

NGSS.MS-ESS2-6

Altitude is greater __________.

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