Front

Which layer of the atmosphere has weather?

Back

troposphere

Front

Which gas makes up the largest portion of air?

Back

nitrogen

Front

What protects the earth from harmful UV rays from the sun?

Back

the ozone

Front

The layer of the atmosphere containing the ozone layer is

Back

stratosphere

Front

Which of the following are greenhouse gases? Carbon dioxide, Methane, Water vapor, All answers are correct

Back

All answers are correct

Front

What happens to the temperature if more greenhouse gases are released into the atmosphere?

Back

Temperature goes up

Front

What is the greenhouse effect?

Back

The warming of a planet due to trapped radiation.

Front

Increased carbon dioxide may cause global warming by

Back

trapping more heat in the atmosphere.

Front

Which is a natural source of greenhouse gases? Options: aerosols, deforestation, volcanic eruptions, burning fossil fuels

Back

volcanic eruptions

Front

The Montreal Protocol banned the use of CFCs. What do they hope this will do for the ozone layer?

Back

Make the ozone hole smaller