Layers of the Atmosphere

Where you will find the ozone layer.

• stratosphere
• thermosphere
• exosphere
• mesosphere

Where weather occurs.

• stratosphere
• thermosphere
• troposphere
• mesosphere

The only layer that contains water vapor and carbon dioxide.

• stratosphere
• thermosphere
• troposphere
• mesosphere

Where we live.

• stratosphere
• thermosphere
• troposphere
• mesosphere

The most common gas in the atmosphere (78%).

• Nitrogen
• Oxygen
• Carbon Dioxide
• Trace gases

What two gases are found throughout all layers of the atmosphere?

• Nitrogen and carbon dioxide
• Nitrogen and oxygen
• Oxygen and carbon dioxide
• Trace gases and water vapor

What happens to the air pressure the higher up in space you go?

• the air pressure increases
• the air pressure decreases
• the air pressure stays the same
• there is no air pressure

Which statement is true?

• The troposphere has the highest temperature because of the distance from the Sun
• The troposphere has the highest pressure because gravity keeps the air down.
• The exosphere has the highest temperature because of the distance from the Sun
• The exosphere has the highest pressure because gravity keeps the air down.

As you go higher in the troposphere, the temperature _______________.

• decreases
• increases
• stays the same

What gas is important for weather to occur in the troposphere?

• Argon
• water vapor (H2O)
• nitrogen (N)
• trace gases