Layers of the Atmosphere

Front

What are the two most abundant gases in Earth's atmosphere?

Back

Nitrogen and Oxygen.

Front

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

Back

Troposphere.

Front

Which layer of the atmosphere is considered space?

Back

Exosphere.

Front

What layer of the atmosphere is known as the weather layer?

Back

Troposphere.

Front

What force keeps the atmosphere of Earth in place?

Back

Gravity.

Front

What is the primary function of the troposphere?

Back

It is where weather occurs.

Front

What is the highest layer of the atmosphere?

Back

Exosphere.

Front

What layer of the atmosphere contains the ozone layer?

Back

Stratosphere.

Front

What is the main characteristic of the thermosphere?

Back

It has very high temperatures.

Front

What is the role of the ionosphere?

Back

It reflects radio waves back to Earth.