What is petroleum?
Petroleum is an oil that is found underground
When was petroleum made?
Millions of years ago.
Why is it called a fossil fuel?
Petroleum is called a fossil fuel because it was made from plants and animals.
Where does the energy of petroleum come from?
From the Sun, through animals and plants.
Why is it called a nonrenewable energy?
Beacause we can’t make more in a short time, and it will get finished.
What do they do in the refineries?
At the refineries, it is cleaned and made into different fuels.
What can petroleum pollute?
Burning oil can pollute the air. Oil can also pollute the soil and water, and
injure animals.
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