Thermal Energy

Name: ______________________   Date: ____________

Use the clues to fill in the crossword.

Across

  1. 3. A process in which a substance reacts with oxygen to give heat and light (10)
  2. 4. The transmission of heat or electricity or sound (10)
  3. 8. Any ___ that makes use of ___ to do work (10)
  4. 10. The mechanical ___ that a body has by virtue of its motion (13)
  5. 12. Measuring instrument for measuring temperature (11)

Down

  1. 1. A ___ that gases consist of small particles in random motion (13)
  2. 2. The transfer of heat through a fluid caused by molecular motion (10)
  3. 5. The ___ required to raise the temperature of one gram of a substance one degree centigrade (12)
  4. 6. Energy that travels in waves or particles (9)
  5. 7. How hot or cold something is (11)
  6. 9. A unit of heat equal to the amount of heat required to raise the temperature of one kilogram (7)
  7. 11. Rising current of warm air (7)