vocab

1234567891011121314
Across
  1. 3. Mechanical,heat,light,sound
  2. 9. energy from ionizing radiation
  3. 10. Two protons and two neutrons bonded together
  4. 11. that comes from food
  5. 13. force attracted by magnets
  6. 14. the amount of heat needed to move at lease one temp
Down
  1. 1. comes from fire or the sun
  2. 2. to subtract to half its value
  3. 4. The most energy wave
  4. 5. Heat that travels from a source
  5. 6. Source of power
  6. 7. protons and electrons from radioactive decay
  7. 8. Path that the energy flows from both sides
  8. 12. Path of energy that passes beside each other