Question

What is a quality of a greenhouse gas? (1 point)
Responses

absorbs and re-emits infrared radiation
absorbs and re-emits infrared radiation

produced only by human activity
produced only by human activity

composed of single atoms, not molecules
composed of single atoms, not molecules

transparent to infrared radiation
transparent to infrared radiation

Answer 1

The correct response is:

**absorbs and re-emits infrared radiation**

This is a defining quality of greenhouse gases, which contribute to the greenhouse effect by trapping heat in the atmosphere.