Layers of the Atmosphere

Front

Why is Earth's atmosphere important?

Back

Life on Earth could not exist without it.

Front

What is the LEAST DENSE layer of the atmosphere?

Back

exosphere

Front

What is the 2nd most abundant gas in the atmosphere?

Back

Oxygen

Front

Why is it difficult to breathe at higher altitudes?

Back

Gases in the atmosphere become 'thinner' (less dense) as altitude increases.

Front

Which atmosphere layer protects living things from the sun's UV radiation?

Back

Stratosphere

Front

What are the main layers of the atmosphere?

Back

Troposphere, Stratosphere, Mesosphere, Thermosphere, Exosphere.

Front

What is the function of the Troposphere?

Back

It is where weather occurs and where we live.

Front

What is the Stratosphere known for?

Back

It contains the ozone layer, which protects us from UV radiation.

Front

What happens to temperature as you go higher in the Troposphere?

Back

Temperature decreases with altitude.

Front

What is the Thermosphere?

Back

A layer of the atmosphere where temperature increases significantly with altitude.