Question

4. What is the greenhouse effect?​

Answer 1

Answer:

The greenhouse effect is a warming of Earth's surface and the air above it. It is caused by gases in the air that trap energy from the Sun. These heat-trapping gases are called greenhouse gases. The most common greenhouse gases are water vapor, carbon dioxide, and methane.

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Answer 2

Explanation:

the greenhouse effect is the natural process warms the earth's surface