Fossil Fuels Worksheet
Explore the formation, types, and environmental impact of fossil fuels with this Grade 6 science worksheet.
Includes
Standards
Topics
Fossil Fuels: Our Energy Source
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Date:
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Read each question carefully and answer to the best of your ability. Good luck!
1. Which of the following is NOT considered a fossil fuel?
Coal
Natural Gas
Solar Energy
Oil
2. Fossil fuels are formed from the remains of ancient organisms over millions of years. What is this process called?
Photosynthesis
Decomposition
Fossilization
Erosion
3. Fossil fuels are considered resources because they take millions of years to form and cannot be easily replaced.
4. Burning fossil fuels releases gases like carbon dioxide into the atmosphere, which contributes to change.

5. Look at the image. How does the presence of fossils help scientists understand the formation of fossil fuels?
6. Name two environmental problems caused by the extraction or burning of fossil fuels.
7. All fossil fuels are liquid at room temperature.
True
False
8. Natural gas is considered a cleaner burning fossil fuel than coal.
True
False
Use the words below to complete the sentences.
9. Most cars and other vehicles run on .
10. Many power plants burn to generate .