Brain Pop: Earth's Atmosphere

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

• Oxygen

• Carbon Dioxide

• Nitrogen

• Argon

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

• Everything would go flying into space.

• We wouldn't be able to breathe.

• Earth's rotation would stop.

• The seasons would be longer.

Place the following atmospheric layers in sequence, from lowest to highest: A) Exosphere; B) Stratosphere; C) Troposphere

• A, C, B

• B, A, C

• C, B, A

• C, A, B

Why is it difficult to breathe at high altitudes?

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

• Because 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?

• Trophosphere

• Mesophere

• Ionosphere

• Exosphere

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

• The temperature gets warmer the higher you go.

• The temperature gets cooler 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 in the Sun's heat.

• Because it contains most of Earth's oxygen

• Because it blocks out harmful ultraviolet rays.

• Because it allows ultraviolet rays to warm the stratosphere.

Which term accurately describes the mesosphere?

• Extremely warm

• Extremely cold

• Extremely low

• Extremely high

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

• Atmosphere gases

• Altitude

• Meteors

• Heat

Tags

NGSS.MS-PS1-4

Which region of the atmosphere is filled with charged particles?

• Troposphere

• Mesopshere

• Ionopshere

• The Ozone Layer