Earth's Atmosphere

Earth's atmosphere is Earth's

• air sphere

• water sphere

• stone sphere

• life sphere

Tags

NGSS.MS-ESS2-6

Which layer of the atmosphere has most of Earth's weather?

• mesosphere

• stratosphere

• exosphere

• troposphere

Tags

NGSS.MS-ESS2-5

Without Earth's atmosphere our planet would be

• too hot

• too cold

The closest layer to Earth's surface is called the

• exosphere

• stratosphere

• troposphere

• thermosphere

Air molecules are the closest together (most dense)

• closer to Earth's surface

• closer to outer space

Earth's atmosphere is mostly made up of

• oxygen gas

• nitrogen gas

• argon gas

• carbon dioxide

What is the name of the layer found in the stratosphere that absorbs harmful UV rays and protects us from too much solar radiation?

• troposphere

• atmosphere

• ozone layer

• ionosphere

Which layer of Earth's atmosphere is the coldest layer?

• troposphere

• stratosphere

• mesosphere

• thermosphere

Temperatures in the thermosphere are very high (up to 3,632° F or higher), but you would be very cold because there aren’t enough gas molecules to transfer the heat to you.

• true

• false

Tags

NGSS.MS-PS1-4

Which layer of the atmosphere is the "outer" layer that fades into space?

• troposphere

• stratosphere

• mesosphere

• exosphere