ch. 6 . L1 science lesson's

Front

What are the 5 layers of the atmosphere?

Back

Exosphere, Thermosphere, Stratosphere, Troposphere, Mesosphere.

Front

What is the primary component of Earth's atmosphere?

Back

Nitrogen.

Front

What happens to the density of air when more gas molecules are added to a given volume?

Back

The density of the air increases.

Front

What force pulls the atmosphere towards Earth?

Back

Gravity.

Front

What causes temperature increases in the stratosphere?

Back

The presence of ozone, which readily absorbs solar radiation.

Front

What is the layer of the atmosphere closest to Earth's surface?

Back

Troposphere.

Front

What is the role of the ozone layer in the atmosphere?

Back

It absorbs and scatters ultraviolet solar radiation.

Front

What is the second layer of the atmosphere above the troposphere?

Back

Stratosphere.

Front

Which layer of the atmosphere contains the ionosphere?

Back

Thermosphere.

Front

What is the term for the boundary between the troposphere and the stratosphere?

Back

Tropopause.