Question

What is a greenhouse gas?(1 point) Responses 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 a gas at higher temperature than the surrounding atmosphere a gas at higher temperature than the surrounding atmosphere any gas in the troposphere that absorbs and re-emits infrared radiation

Answer 1

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