Atmospheric Pressure

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

• barometer

• thermometer

• kilometer

• micrometer

Atmospheric pressure depends on _______________.

• mass

• density

• altitude

• magnitude

Rubber sucker do not falls off the wall after getting stuck because___________________.

• The high air pressure outside

• The high air pressure inside

• equal pressure on both the sides

• None of these

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

• fewer molecules

• more molecules

• same amount of molecules

• nothing happens to the molecules

Which atmospheric layer is Most Likely represented by layer D and why?

• The thermosphere because air pressure decreases as altitude increases.

• The troposphere because air pressure increases as altitude decreases.

• The troposphere because air pressure decreases as altitude decreases.

• The thermosphere because air pressure increases as altitude increases. 

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

What will happen to the temperature and air pressure after the cold front moves through the region?

• warm, slight rise in temp followed by a decrease

• steadily cool; steady increase

• cold; decrease

• warm; slight rise

Tags

NGSS.MS-ESS2-5

Identify the correct pressure at A and B

• A - High Pressure ; B - Low Pressure

• A - Low Pressure ; B - High Pressure

Air pressure inside the straw is reduced because ..

• air is sucked out from the straw and becomes semi vacuum

• volume of air inside the straw becomes larger

• temperature of air inside the straw becomes lower

The pressure inside the balloon will:

• Decrease

• Increase

• Remain the same

• Not enough information to formulate an answer

Tags

NGSS.MS-PS1-4

What holds a card on an inverted cup of water held in the air?

• A seal forms between the card and the jar.

• A vacuum forms, sucking the card in and holding it to the jar.

• The air below the card exerts the pressure upwards

• The gravity of the water is pulling on the card.

Tags

NGSS.MS-PS2-5