Energy Unit Crossword

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Across
  1. 3. energy in motion
  2. 7. a material that doesn't easily allow heat to flow through it
  3. 8. comes from a variety of sources; used most often for communication
  4. 9. the intensity of the thermal energy in an object
  5. 10. the amount of thermal energy in an object
  6. 11. stored energy
  7. 13. comes from releasing energy from the nucleus of an atom; used in nuclear power plants
  8. 15. energy cannot be created or destroyed, it can only change forms
Down
  1. 1. the transfer of energy by rubbing objects together
  2. 2. the total amount of kinetic and potential energy in a system
  3. 4. light that comes from the sun and lightbulbs, used to see as a power source
  4. 5. heat that comes from fire, sun, etc.; used to heat objects
  5. 6. the transfer of heat through direct contact
  6. 12. comes from outlets and power plants; used to power electrical devices
  7. 14. the ability to change