P1 Energy

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Across
  1. 3. Unit of work done and energy.
  2. 6. The spring constant represents the _______ of a spring.
  3. 9. When an object falls its gravitational potential energy _____.
  4. 10. ______ an object in a gravitational field requires work.
  5. 12. AKA energy transferred.
  6. 13. The type of heater used to investigate SHC.
  7. 14. Potential store of high-up things.
  8. 16. Gravitational potential energy / mass x g =
  9. 17. The rate of work is _______.
  10. 18. Energy can be transferred mechanically, electrically and by _____.
Down
  1. 1. Square root of 2 x energy / mass =
  2. 2. The amount of energy needed to raise the temperature of 1 kg of a material by 1C.
  3. 4. Transferred between stores when a system changes.
  4. 5. The greater an objects velocity and ____ the greater its kinetic energy.
  5. 7. 1/2 x spring constant x extension squared =
  6. 8. If a material has a lower SHC but the same energy is added to it, its ______ will be higher.
  7. 11. Energy store of a thrown ball.
  8. 12. The unit of power is _____.
  9. 15. The higher the SHC of a material the _____ energy needed to raise its temperature.