Atmosphere and Weather Review

Which gas in our atmosphere is most abundant?

• Argon
• Oxygen
• Nitrogen
• Carbon Dioxide

The air in the troposphere has a greater density than the air in any other layer of the atmosphere,

• True
• False

Temperature in the stratosphere warms as altitude increases.

• True
• False

Temperature decreases as altitude increases in the Thermosphere.

• True
• False

What is the percentage of oxygen in Earth's atmosphere?

• 1%
• 21%
• 78%
• 90%

What is the percentage of nitrogen in Earth's atmosphere?

• 1%
• 21%
• 78%
• 90%

Which layer of the atmosphere contains the greatest amount of water vapor?

• Thermosphere
• Troposphere
• Mesosphere
• Stratosphere

Where is the temperature the highest?

• 1
• 2
• 3
• 4

Where is the air pressure the greatest?

• 1
• 2
• 3
• 4

Atmospheric pressure _________________ with ________________altitude.

• Decreases with increased
• Increases with decreased
• Decreases with decreased
• Increases with increased