Earth's Atmosphere Brainpop Questions

What gas makes up the majority of the Earth's Atmosphere?

• Oxygen

• Carbon dioxide

• Argon

• Nitrogen

What might happen if the Earth didn't have an atmosphere?

• There would be no tides

• We wouldn't be able to breathe

• The Earth's rotation would stop

• The seasons would be longer

Which layer is the closest to Earth's surface?

• Exosphere

• Stratosphere

• Troposhere

• Mesosphere

Why is it difficult to breathe at high altitude?

• Because you are closer to the Sun the higher you go

• Because atmospheric gases become thinner the higher you go

• Because there is more carbon dioxide the higher you go

• Because there is no oxygen in the troposphere

If you wanted to fly through a cloud, which atmospheric layer would you fly through?

• Troposphere

• Mesosphere

• Ionosphere

• Exosphere

Which of the following is a true statement about the stratosphere?

• The temperature gets warmer the higher you go

• The temperature gets colder the higher you go

• There is more oxygen the higher you go

• There is more carbon dioxide the higher you go

Why is the ozone layer so important?

• Because it traps most of the Sun's heat

• Because it contains most of the Earth's oxygen

• Because it blocks harmful ultraviolet rays from the Sun

• Because it allows ultraviolet rays to warm the stratosphere

Which term accurately describes the mesosphere?

• Extremely cold

• Extremely warm

• Extremely low

• Extremely high up

In the name "thermosphere," the prefix "therm-" refers to what?

• Atmospheric gases

• Altitude

• Meteors

• Heat

Which region of the atmosphere is filled with charged particles?

• Troposphere

• Mesosphere

• Ionosphere

• Ozone Layer