The Earth's Atmosphere

What is the main component of Earth's atmosphere?

• Argon

• Nitrogen

• Carbon Dioxide

• Oxygen

Which layer of the atmosphere is responsible for most of Earth's weather?

• Stratosphere

• Mesosphere

• Troposphere

• Thermosphere

What is the role of the ozone layer in the stratosphere?

• It burns meteorites

• It creates clouds

• It hosts the International Space Station

• It absorbs UV radiation

Where do most meteorites burn up in the atmosphere?

• Troposphere

• Stratosphere

• Mesosphere

• Exosphere

Which atmospheric layer is home to the International Space Station?

• Thermosphere

• Mesosphere

• Stratosphere

• Exosphere