Heat and Temperature

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Across
  1. 3. _________ best surface for absorbing heat radiation
  2. 4. ____ transfers in three ways (Conduction,convection & radiation)
  3. 6. Wood is an example of an _________
  4. 7. ____ objects in a warmer room will heat up to room temperature.
  5. 9. __________ best surface for reflecting heat radiation
  6. 13. _________ travels in a straight line
  7. 14. Radiation travels at the speed of _____
  8. 15. _______ energy is equal to an Internal energy
Down
  1. 1. Metal is an example of a _________
  2. 2. Radiation doesn't require ________ to travel
  3. 5. Heat energy reach the Earth from the ___ by radiation
  4. 8. We measure temperature using a ___________
  5. 10. ___ object cool in a cooler room will cool to room temperature.
  6. 11. Heat transfer from a ______ place
  7. 12. Particles that are closest to each other is _____