The Greenhouse Effect

Photons have

• the same speed

• no mass

• different frequencies

• all of the options are correct

The color of light with the LOWEST frequency is

• violet

• green

• yellow

• red

The color of light with the HIGHEST frequency is

• violet

• green

• yellow

• red

Which of the following is NOT a greenhouse gas?

• Carbon dioxide

• Methane

• Oxygen

• Water Vapor

Greenhouse gases absorb

• Visible light

• Infrared light

• Ultraviolet light

• X-rays

The sun radiates due to its temperature mostly ​_____ radiation.

• visible

• x-ray

• microwave

• infrared

The earth radiates due to its temperature mostly ​_____ radiation.

• visible

• ultraviolet

• microwave

• infrared