The Ozone Layer

What happens to CFCs when they are exposed to ultraviolet rays?

• They solidify

• They dissolve in the atmosphere

• They break down into substances including chlorine

• They combine with oxygen to form ozone

Tags

NGSS.HS-PS1-2

NGSS.HS-PS4-4

Where has the ozone layer been particularly impacted by pollution?

• Above the equator

• Above the Antarctic

• Above industrialized countries

• Above the Arctic

Which sphere contains the ozone layer that protects living things from harmful ultraviolet radiation?

• Hydrosphere

• Atmosphere

• Geosphere

• Thermosphere

What is the primary cause of ozone depletion?

• Excessive CO2 emissions

• Chlorofluorocarbons (CFCs) and other halogenated ozone depleting substances

• Deforestation

• Volcanic eruptions

Tags

NGSS.MS-PS1-3

What is the consequence of a thinner ozone layer for humans?

• Improved vision at night

• Increased risk of respiratory diseases

• Increased risk of skin cancer

• Enhanced immune system

Tags

NGSS.HS-LS2-7

NGSS.HS-PS4-4

What is misleading about the term 'ozone holes'?

• They are actually filled with oxygen

• They are permanent and cannot be repaired

• They only occur in the troposphere

• They are more like thin patches than actual holes

What international agreement banned the production of ozone-depleting substances?

• Stockholm Convention

• Montreal Protocol

• Paris Agreement

• Kyoto Protocol

Between what heights is the ozone layer found in the atmosphere?

• 2-3 km

• 0-1 km

• 19-30 km

• 70-80 km

When was the hole in the Ozone Layer above Antarctica first discovered?

• 1985

• 1995

• 1950

• 1890

What is the name of a common man-made substance that causes ozone depletion?

• TLC

• CFC

• DDT

• MCC

Tags

NGSS.MS-ESS3-3