DO NOW 12/18 - Atmosphere

Front

What is infrared radiation?

Back

A form of radiation that is similar to heat, often felt as warmth.

Front

What is the main function of the atmosphere?

Back

To protect from space debris and harmful solar radiation.

Front

What role does Carbon Dioxide play in the atmosphere?

Back

It traps heat onto Earth to make it livable.

Front

What is the atmosphere?

Back

A mixture of gases surrounding Earth.

Front

Which gas makes up the largest percentage of the Earth's atmosphere?

Back

Nitrogen.

Front

What is the composition of the atmosphere?

Back

The atmosphere is composed mainly of nitrogen (78%), oxygen (21%), and trace amounts of other gases.

Front

Why is the atmosphere important for life on Earth?

Back

It provides essential gases for respiration, protects from harmful radiation, and helps regulate temperature.

Front

What is the greenhouse effect?

Back

The process by which certain gases trap heat in the atmosphere, keeping the Earth warm.

Front

What are the layers of the atmosphere?

Back

The atmosphere has several layers: troposphere, stratosphere, mesosphere, thermosphere, and exosphere.

Front

What is ozone and why is it important?

Back

Ozone is a gas in the stratosphere that absorbs most of the sun's harmful ultraviolet radiation.