Heat in the Atmosphere Quiz

Another name for sunlight entering the atmosphere is [blank_start]solar radiation[blank_end]

Another name for heat leaving the surface is [blank_start]infrared radiation[blank_end].

Solar radiation enters the atmosphere and is either [blank_start]reflected[blank_end] back to space or [blank_start]absorbed[blank_end] by the earth.

[blank_start]Greenhouse gases[blank_end] trap infrared radiation and returns it to the surface of the earth, effectively warming the planet.

Without greenhouse gases the planet would be

Which correctly describes how sunlight heats the earth.

Please order the steps it takes for the sun to heat the earth... 1. [blank_start]Sunlight passes through atmosphere[blank_end]. 2. [blank_start]Sunlight turns to heat as it hits earth[blank_end] 3. [blank_start]Heat is sent back to the air from earth[blank_end] 4. [blank_start]Heat is trapped by gases[blank_end]