Question

What is a greenhouse gas?(1 point)
Responses

any gas in the troposphere that absorbs and re-emits infrared radiation
any gas in the troposphere that absorbs and re-emits infrared radiation

a gas at higher temperature than the surrounding atmosphere
a gas at higher temperature than the surrounding atmosphere

a gas that forms a physical barrier to block escaping heat
a gas that forms a physical barrier to block escaping heat

any gas in Earth's atmosphere
any gas in Earth's atmosphere
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Answer 1

The correct response is: **any gas in the troposphere that absorbs and re-emits infrared radiation.**