Earth's Atmosphere

Front

The layer of gases that surrounds the Earth is called the:

Back

atmosphere

Front

The air we breathe is made mostly of: argon, carbon dioxide, nitrogen, oxygen

Back

nitrogen

Front

How does the ozone layer benefit living things on the Earth?

Back

It protects the Earth from ultraviolet rays.

Front

Which layer of the Earth's atmosphere does most weather occur?

Back

troposphere

Front

What is the source of energy that drives air movement in the atmosphere?

Back

Sun

Front

The atmospheric layer that is the coldest is the Options: mesosphere, stratosphere, thermosphere, troposphere

Back

mesosphere

Front

In what layer of the atmosphere does the Aurora Borealis occur? Options: ionosphere, ozone layer, stratosphere, troposphere

Back

ionosphere

Front

The mesosphere helps protect the Earth from:

Back

The impact of meteors.

Front

Which layer of the atmosphere is closest to outer space?

Back

exosphere

Front

What does the temperature do as you go higher up in the troposphere?

Back

decrease