physics revsion

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Across
  1. 4. something that can never be destroyed or lost
  2. 5. decay when neutrons fly out of the nucleus
  3. 8. unit used to measure current
  4. 10. heat finds it easier to travel through things
  5. 11. unit used to measure resistance
Down
  1. 1. amount of effort put in to something
  2. 2. unit that measures force
  3. 3. a type radiation that can penetrate paper but doesnt travel as far as gamma
  4. 6. when hot air rises because its less dense
  5. 7. energy movement enegry
  6. 9. one of the three particles in a atom. A electron is negative