Carbon Footprint

Front

The average temperature of earth is rising.

Back

True

Front

Combustion is another word for _______________.

Back

burning

Front

The greenhouse effect traps ________________

Back

gas

Front

What gas is increasing in large amounts due to human activities? Options: BP, carbon dioxide, oxygen, diesel

Back

carbon dioxide

Front

What is it called when carbon is always traveling from place to place and taking different forms in the process?

Back

Carbon Cycle

Front

Name of the gas the plants take in

Back

carbon dioxide

Front

Coal, oil and natural gas are forms of .......

Back

fossil fuels

Front

We use _________________ to generate electricity.

Back

coal

Front

Most greenhouse gases are given off by trees.

Back

false

Front

Is oxygen the main greenhouse gas?

Back

false