Question : The greenhouse effect is the heating up of the Earth's atmosphere which is due to:
Option 1: the ultraviolet rays
Option 2: γ-rays
Option 3: the infrared rays
Option 4: X-rays
Correct Answer: the infrared rays
Solution : The correct option is the infrared rays.
The greenhouse effect refers to the heating of the Earth's atmosphere caused by infrared rays. The greenhouse effect is a natural phenomenon that maintains the Earth's temperature. The heat emitted by the sun's infrared rays is reflected into space.
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