Energy Crossword Test your knowledge of energy key terms 1 2 3 Down Across 4. 6. 7. 11. 13. 15. 16. 17. 18. Energy stored in radioactive substances (7) Unit of power (4) Electrical energy produced from the kinetic energy of water (5,5) A law which states that energy cannot be created or destroyed, but only changed from one form into another or transferred (12,2,6) A small scale method to produce power from streams (10) SI unit of power (8) Producing energy from the an element of the weather (4,5) Type of potential energy in a moving object (7) Stored energy 1. 2. 3. 5. 8. 9. 10. 12. 14. A stone rolling down a hill is an example of this kind of energy (13) Also known as the potential difference in an electrical system (7) Making energy by converting light energy into electrical energy (5,5) Equipment used to harvest the sun’s energy (5,6) Produced from fermenting cow dung and water and used as a source of renewable energy (6) A machine which produces more energy depending on rotor diameter (4,7) Unit of energy ( 5) The equation for this is voltage x current (5) Rate of electrical charge flow measured in amps (7) 5 6 7 8 9 10 11 12 13 14 15 16 17 18 practicalaction.org/schools 4