Atmosphere

This gas makes up 21% of the atmosphere

• ozone
• oxygen
• nitrogen
• water vapor

This gas makes up 78% of the atmosphere

• oxygen
• nitrogen
• ozone
• carbon dioxide

Which of the following is the correct order of the atmosphere layers from Earth to space?

• troposphere, stratosphere, mesosphere, thermosphere, exosphere
• troposphere, mesosphere, thermosphere, exosphere, stratosphere
• thermosphere, stratosphere, mesosphere, troposphere, exosphere
• troposphere, stratosphere, mesosphere, exosphere, thermosphere

What is ozone?

• 3 nitrogen atoms
• 3 oxygen atoms
• 2 oxygen atoms
• 1 oxygen atom

This is the coldest layer of the atmosphere

• troposphere
• thermosphere
• mesosphere
• stratosphere

This layer of the atmosphere contains most of the ozone

• troposphere
• thermosphere
• mesosphere
• stratosphere

This layer is where auroras are found

• exosphere
• thermosphere
• exosphere
• mesosphere

This layer is where weather occurs

• troposphere
• thermosphere
• exosphere
• stratosphere

What's the hottest layer of the Earths Atmosphere

• Friday
• Ozone Layer
• Exposphere
• Thermosphere

What's the third layer called?

• Meosphere
• Troposphere
• Six
• Exposphere