Atmosphere Quiz

Which gas in our atmosphere is most abundant?

• Argon
• Oxygen
• Nitrogen
• Carbon Dioxide

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

In which layer of the atmosphere does weather occur?

• Mesosphere
• Thermosphere
• Stratosphere
• Troposphere

What causes the temperature to increase in the stratosphere?

• Nitrogen
• Ozone
• Water Vapor
• carbon dioxide

What is the outer most main layer of Earth's atmosphere?

• Thermosphere
• Troposphere
• Stratosphere
• Mesosphere

The layers of the atmosphere are classified according to changes in _________.

• altitude
• density
• composition
• temperature

Which of the following is NOT a reason why the atmosphere is important?

• It is made of many layers.
• It provides gases living things need.
• It provides warm temperatures.
• It protects us from UV rays and meteors.

Which layer of the atmosphere contains the ozone?

• troposphere

• stratosphere

• mesosphere

• thermosphere