Heat transfer and energy

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Across
  1. 3. Food or fossil fuels
  2. 6. The total random kinetic energy of an object
  3. 7. The ability to cause change or do work
  4. 10. Energy of motion and movement
  5. 14. Energy can neither be created nor destroyed, it can only be transferred or changed
  6. 16. Materials that transfer energy easily
  7. 17. - The amount of energy required to raise one gram of a substance by one degree Celsius
  8. 19. The average kinetic energy of an object
Down
  1. 1. Light Energy
  2. 2. Heat transfer by direct contact(touching)
  3. 4. Has mass and takes up space
  4. 5. Energy changing from one form to another
  5. 6. The expansion of all substances when their temperature increases
  6. 8. Measurement of usable energy after an energy conversion
  7. 9. Poor Conductors (does not transfer energy easily)
  8. 11. Heat transfer by up and down movement of particles in fluid (liquids/gases)
  9. 12. Stored energy or energy of position
  10. 13. Energy of motion
  11. 15. Heat transfer by electromagnetic waves
  12. 18. Flow of energy caused by temperature differences