Front

What percentage of the sun's UV radiation is normally absorbed by the ozone layer?

Back

99%

Tags

NGSS.HS-PS4-3

NGSS.HS-PS4-4

Front

Which type of UV radiation is most strongly absorbed by ozone in the stratosphere?

Back

UV-B

Tags

NGSS.HS-PS4-3

Front

What is an example of an ecological consequence that is NOT related to reduced stratospheric ozone?

Back

Reduced crop yield

Tags

NGSS.HS-LS2-6

NGSS.HS-LS2-7

Front

What international agreement led to the reduction and eventual elimination of CFC production and use?

Back

Montreal Protocol

Front

What initiates the formation of ozone in the stratosphere?

Back

UV-C radiation

Tags

NGSS.HS-PS4-3

NGSS.HS-PS4-4

Front

What are the primary components of the ozone layer?

Back

Ozone (O3) molecules in the stratosphere.

Front

What is the role of the ozone layer in protecting life on Earth?

Back

It absorbs harmful UV radiation from the sun.

Tags

NGSS.HS-PS4-3

Front

What are chlorofluorocarbons (CFCs) and why are they significant in the context of ozone depletion?

Back

CFCs are man-made compounds that deplete the ozone layer.

Front

What is the difference between UV-A, UV-B, and UV-C radiation in terms of their impact on health?

Back

UV-A causes skin aging, UV-B causes sunburn and skin cancer, UV-C is mostly absorbed by the ozone layer.

Front

How does ozone depletion affect human health?

Back

Increased UV exposure can lead to higher rates of skin cancer and cataracts.

Tags

NGSS.HS-PS4-4