Unit 5,6,7 Review Test pt.1

List the layers in which the temperature increases as elevation increases.

List the layers in which the temperature decreases as elevation increases.

We live in this layer of the atmosphere.

Weather is formed in this layer.

Shooting stars are seen and burn up in this layer.

This layer is the largest layer.

The gas that is most abundant in the atmosphere is

• oxygen

• carbon dioxide

• nitrogen

• water vapor

What absorbs ultraviolet rays in the stratosphere?

• CFCs

• ozone layer

• nitrogen

• ionosphere

Air pressure ____________________________ as elevation increases.

• decreases

• increases

• stays the same

Clouds are formed in what process?