Layers of the Atmosphere

Front

The air you breathe in from the atmosphere is made mostly of: Oxygen, Carbon Dioxide, Nitrogen, Argon

Back

Oxygen

Front

How does the ozone layer benefit living things on Earth?

Back

Protects life from the Sun’s ultraviolet rays

Front

In which main layer of Earth’s atmosphere does most weather occur?

Back

troposphere

Front

What is the measure of air molecules pressing down onto the Earth’s surface?

Back

Air pressure

Front

Which gas makes up most (78%) of the Earth’s atmosphere?

Back

Nitrogen

Front

As altitude decreases,

Back

Air pressure increases

Front

Air is a _______________

Back

Mixture

Front

What layer of the atmosphere is the coldest?

Back

mesosphere

Front

What is the difference between an element and compound?

Back

An element contain only one capital letter in it's symbol whereas a compound has two or more capital letters.

Front

This layer is the hottest layer of the atmosphere?

Options: Troposphere, Stratosphere, Mesosphere, Thermosphere

Back

Thermosphere