Chapter 12 Science Test

Water is not a gas, therefore, it is not a component of Earth's atmosphere.

• True

• False

A tan or sunburn is the result of exposure to ultraviolet light.

• True

• False

The sun in a constant supply of energy to Earth.

• True

• False

Air in the troposphere moves in a vertical motion.

• True

• False

The total amount of energy reaching Earth from the Sun is equal to the amount of energy leaving Earth.

• True

• False

Nitrogen is ______% of the atmosphere.

• 70%

• 21%

• 1%

• 100%

Wind is caused by differences in elevation.

• True

• False

The Coriolis Effect helps distribute heat around the surface of Earth.

• True

• False

Earth, just like the sun, emits ultraviolet radiation.

• True

• False

Nitrogen in the atmosphere is responsible for clouds and precipitation.

• True

• False