P1 + P2

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Across
  1. 3. the piece of equipment used to measure current
  2. 5. GPE = Mass X gravitational field strength X ...
  3. 7. the energy needed to heat up .... of a substance by 1 degree celcius
  4. 9. a poor thermal conductor
  5. 12. the method of energy transfer through a solid
  6. 14. 0.5 x springs constant X (extension X extension)
  7. 16. the energy store in a battery
  8. 18. the apparatus used to measure temperature change
  9. 21. what is energy measured in?
Down
  1. 1. the unit for power
  2. 2. the unit for mass
  3. 4. useful output/total input
  4. 6. this is the name for radiation from the sun
  5. 8. the energy stored in moving objects
  6. 10. The acronym for specific heat capacity
  7. 11. energy that spread out to its surroundings has ...
  8. 12. solar ... generates electricity
  9. 13. energy that is not usefully transferred is ...
  10. 15. the useful energy from a bulb
  11. 17. an object that absorbs all radiation is called a perfect black ...
  12. 18. the energy stored in something hot
  13. 19. metals are good conductors due to delocalised ...
  14. 20. energy cannot be created or....