If Earth lacked an atmosphere,its surface temperature would be approximately _______ it is now.
A) 18°C warmer than
B) 18°C colder than
C) 34°C warmer than
D) 34°C colder than
E) the same as

Question

Quizplus · Accepted Answer

The Earth's atmosphere acts as an insulating layer, trapping heat through the greenhouse effect. Without it, the Earth's surface temperature would be about 34°C colder.

If Earth Lacked an Atmosphere,its Surface Temperature Would Be Approximately