Atmosphere Review/Practice Flashcard

Front

The ozone layer is found in this atmosphere layer.

Back

Stratosphere

Front

The density of our atmosphere __________ with an increase in altitude.

Back

Decreases

Front

What is the weight of a one square inch column of the atmosphere?

Back

14.7 lb/in²

Front

How is the ionosphere used for radio communication?

Back

It reflects radio waves.

Front

The space shuttle orbits in this layer.

Back

Thermosphere

Front

What is the primary gas in the Earth's atmosphere?

Back

Nitrogen (78%)

Front

What layer of the atmosphere contains weather phenomena?

Back

Troposphere

Front

What is the boundary between the troposphere and stratosphere called?

Back

Tropopause

Front

What is the temperature trend in the stratosphere?

Back

Temperature increases with altitude.

Front

What is the main function of the ozone layer?

Back

To absorb harmful ultraviolet (UV) radiation.