Across
- 6. double or triple glazed
- 8. this waste is difficult to get rid of
- 9. This gas is also known as CO2
- 10. If you hear it then it has this energy
- 11. A crushed spring has ______ energy
- 12. Oil, gas and coal are types of this fuel
- 13. our primary source of energy
- 14. you won't have this on a calm day
- 15. You need a dam for this source of electricity
Down
- 1. Batteries, food and fuel have ______ energy
- 2. This is how plants produce the fruit and vegetables that we eat
- 3. A moving object has ______ energy
- 4. this source of energy isn't available at night
- 5. Energy is measured in
- 7. helps trap heat in our houses
- 14. Energy is the abilty to do...?