The gas that exists in the stratosphere forming a protective shield that helps to protect the environment from the harmful effects of ultraviolet radiation is called what?
A
nitrogen
B
oxygen
C
ozone
D
radon
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Question 1 / 205eccef9dbacbc34ba4d45f45
Question 1 of 205eccef9dbacbc34ba4d45f45
The gas that exists in the stratosphere forming a protective shield that helps to protect the environment from the harmful effects of ultraviolet radiation is called what?
The gas that exists in the stratosphere forming a protective shield that helps to protect the environment from the harmful effects of ultraviolet radiation is called what?