Question

What gases in Earth's atmosphere are greenhouse gases?(1 point)
Responses

Methane, smoke and carbon dioxide
Methane, smoke and carbon dioxide

Water vapor, smoke and methane
Water vapor, smoke and methane

Carbon dioxide, chlorofluorocarbons and smoke
Carbon dioxide, chlorofluorocarbons and smoke

Water vapor, methane and carbon dioxide

Answer 1

The correct response is:

**Water vapor, methane and carbon dioxide**

These are the primary greenhouse gases present in Earth's atmosphere that contribute to the greenhouse effect.