Across
- 7. How much energy do people use?
- 8. What energy comes from sources that do not run out (sun, wind, water)?
- 10. Where is crude oil changed into gas, diesel, and other products?
- 11. What is oil called before it is cleaned and processed?
- 13. What machine turns motion into electricity?
- 15. What gases are released into the air when fuels are burned?
- 16. What is the flow of electricity through wires?
- 17. What harmful waste is released when fossil fuels are burned?
- 19. What liquid fuel is taken from the ground and used to make gas and plastics?
Down
- 1. How can energy be used without wasting too much?
- 2. How do people get oil and gas from deep underground?
- 3. What gas fuel is used for heating, cooking, and electricity?
- 4. What energy comes from sources that can run out (oil, coal, gas)?
- 5. What kind of energy powers lights, phones, and appliances?
- 6. What allows machines, homes, and people to work or move?
- 9. Where is electricity made?
- 12. What fuels come from plants and animals that lived long ago (oil, coal, gas)?
- 14. What solid fossil fuel is burned to make electricity?
- 17. How does electricity travel from power plants to homes and schools?
- 18. What spinning machine helps make electricity in power plants?