Layers of the Atmosphere

Front

What is the composition of the Earth's atmosphere?

Back

The Earth's atmosphere is composed of approximately 78% Nitrogen and 21% Oxygen.

Front

Which layer of the atmosphere has the highest air pressure?

Back

The Troposphere has the highest air pressure.

Front

What happens to air density as altitude increases?

Back

As altitude increases, air density decreases.

Front

In which layer of the atmosphere do all weather events occur?

Back

All weather events occur in the Troposphere.

Tags

NGSS.MS-ESS2-5

Front

Why is the ozone layer important for life on Earth?

Back

The ozone layer is vital because it shields the Earth from harmful ultraviolet (UV) rays from the sun.

Front

What is the Troposphere?

Back

The Troposphere is the lowest layer of the atmosphere where weather occurs and air pressure is highest.

Tags

NGSS.MS-ESS2-5

Front

What is the Stratosphere?

Back

The Stratosphere is the second layer of the atmosphere, located above the Troposphere, and contains the ozone layer.

Front

What is the Mesosphere?

Back

The Mesosphere is the third layer of the atmosphere, located above the Stratosphere, where temperatures decrease with altitude.

Front

What is the Exosphere?

Back

The Exosphere is the outermost layer of the atmosphere, where air is extremely thin and satellites orbit.

Front

What is the role of the ozone layer?

Back

The ozone layer absorbs the majority of the sun's harmful ultraviolet radiation.

Tags

NGSS.HS-PS4-4