Layers of the Atmosphere

Front

What is the Ionosphere?

Back

The lower part of the thermosphere, where ions are present and radio waves can be reflected.

Front

What layer of the atmosphere is marked as D?

Back

Thermosphere.

Front

Which layer of the atmosphere has the greatest amount of air pressure?

Back

Troposphere.

Front

What is the Ozone Layer made from?

Back

Oxygen.

Front

What is the unit that measures density?

Back

Kilograms per cubic meter.

Front

What is the Troposphere?

Back

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

Front

What is the Stratosphere?

Back

The layer above the troposphere, containing the ozone layer.

Front

What is the Mesosphere?

Back

The layer above the stratosphere, where temperatures decrease with altitude.

Front

What is the Exosphere?

Back

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

Front

What is the purpose of the Ozone Layer?

Back

To protect the Earth from harmful ultraviolet (UV) radiation.