Heating and Cooling

123456789101112131415
Across
  1. 4. hot air rising
  2. 6. a measure of the heat energy in hot objects
  3. 11. the way that heat energy is transferred from a hotter place to a colder place
  4. 13. a device that forms an image using infrared radiation
  5. 15. energy passed along a solid as its particles heat and vibrate
Down
  1. 1. a constant forwards and backwards motion
  2. 2. throw back (heat, light) without absorbing it
  3. 3. a record of the image made by a thermal imaging camera
  4. 5. the sum of the energies of all the particles
  5. 6. something that prevents heat moving from one place to another
  6. 7. a method of heat transfer in fluids
  7. 8. take in or soak up
  8. 9. mass/volume
  9. 10. send out (heat, energy)
  10. 12. when a substance gets bigger
  11. 14. a space completely free from everything