Atmosphere & Air Quality

The BEST description of the troposphere is the layer of the atmosphere with the

• most ozone

• highest altitude

• greatest density

• coldest temperature

True or False: As you increase in altitude, the temperature of the air decreases because the air molecules become less dense.

• True

• False

Which gas is represented by Gas #1

• Oxygen

• Argon

• Carbon Dioxide

• Nitrogen

What layer does most weather occur in?

• mesosphere

• stratosphere

• thermosphere

• troposphere

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

What does the ozone layer do for us?

• It protects us from meteors

• It protects us from violent solar flares

• It protects us from UV radiation

• It does not help us at all

Which atmospheric layer contains auroras?

• stratosphere

• mesosphere

• exosphere

• thermosphere

Which of the following is found in our atmosphere?

• water vapor

• dust and pollen

• gases

• all of the above

In which layer of the atmosphere do we live in?

• thermosphere

• troposphere

• stratosphere

• mesosphere

Which layer is coldest? Meteors are also visible here.

• mesosphere

• stratosphere

• thermosphere

• troposphere

What is the hottest layer of the atmosphere?

• mesosphere

• thermosphere

• troposphere

• exosphere