Air Pressure

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

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

What does the air consist of?

• molecules
• helium
• density
• weather

Tags

NGSS.MS-PS1-1

What direction do the molecules go in the air?

• everywhere
• no where
• there are no molecules
• downward

Tags

NGSS.MS-PS1-4

________is the instrument used to measure air pressure.

• barometer
• thermometer
• mercury
• watch

What is another word for altitude?

• elevation
• barometer
• circumference
• weight

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

• decreases
• increases
• stays the same

What happens to the oxygen molecules as altitude increases?

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

Instruments used to measure air pressure are called

• thermometers
• hygrometers
• hydrometers
• barometers

Pressure is the effect of

• the weight of all the air above pressing down
• water vapor in the atmosphere
• greenhouse gases
• solar radiation

Tags

NGSS.MS-ESS2-5

In what direction(s) does air exert pressure?

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

Tags

NGSS.MS-PS2-5