Properties of the Atmosphere

Hot air ___________ and cold air __________

• Sinks, Rises
• Rises, Sink
• is fun, is lazy

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

Cold air is ______ dense than warm air

• More
• less
• the same 

Tags

NGSS.MS-PS1-4

Air pushes in _________ directions

• A bunch of
• 2
• all
• no

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

As you increase in altitude, the number of molecules will ___________

• Decrease 
• Increase
• Stay the same

As you climb a mountain the temperature at the top will be ___________ than at the bottom.

• The same 
• colder
• warmer

Air mattresses, balloons and bubbles are all examples of which property of air?

• Air takes up space

• Warm air expands

• Air has weight

• Air is a mixture of gases

If you pick up two cans of air, one full and one almost empty, the one that is full is heavier because...

• Warm air expands

• Air is a mixture of gases

• Air has weight

• Cool air contracts

Air pressure is greater _______.

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

What instrument do meteorologists use to measure atmospheric pressure?

• barometer

• thermometer

• rain gauge

The gas that makes up most of air is

• Nitrogen

• Neon

• Oxygen

• Carbon Dioxide