Ozone Layer

What is the atmosphere?

• a layer of water on the Earth

• a mixture of gases that surround the Earth

Tags

NGSS.MS-ESS2-6

How many layers the atmosphere is composed of?

• 47

• 5

• 15

• 189

What is the correct order of the layers in the atmosphere?

• mesosphere, troposphere, exosphere, stratosphere, thermosphere

• troposphere, exosphere, mesosphere, thermosphere, stratosphere

• troposphere, stratosphere, mesosphere, thermosphere, exosphere

The atmosphere protects the Earth from the dangerous UV rays (the Sun radiation).

• True

• False

What is an ozone layer?

• a thin protective layer around the earth (in the stratosphere)

• a cloud blanket in the sky

• water vapors from the ocean

The Ozone layer is located in the

• mesosphere

• stratosphere

• exosphere

Which type of radiation is absorbed by the ozone layer?

• infrared

• gamma

• visible light

• ultraviolet

Tags

NGSS.HS-PS4-4

Ozone is made of which chemical element?

• Carbon

• Hydrogen

• Oxygen

• Nitrogen

Tags

NGSS.MS-PS1-1

CFCs are responsible for the damage caused to the ozone layer. Select ALL of chemical elements make up CFCs.

• Carbon

• Hydrogen

• Oxygen

• Fluorine

• Chlorine

Tags

NGSS.MS-PS1-1

How many oxygen atoms does a molecule of ozone contain?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS1-1