The Earth's Atmosphere

What is the main function of the Earth's atmosphere?

• To provide air to breathe

• To trap heat from the sun

• To protect from harmful rays

• All of the above

Which layer of the atmosphere contains the ozone layer?

• Troposphere

• Stratosphere

• Mesosphere

• Thermosphere

What is the greenhouse effect?

• The trapping of heat by the Earth's atmosphere

• The formation of clouds and rain

• The protection from ultraviolet rays

• The damage to the ozone layer

Tags

NGSS.MS-ESS3-5

How can we help protect the ozone layer?

• By using harmful chemicals

• By using products safe for the environment

• By increasing the use of coolants

• By ignoring environmental issues

What could happen if the ozone layer is damaged?

• Increase in skin burns

• Harm to plants and animals

• More ultraviolet rays reaching Earth

• All of the above