Heat

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Across
  1. 2. energy transferred between objects that are at different temperatures
  2. 4. measure of the average kinetic energy of particles in an object
  3. 5. lowest temperature on Kelvin scale
  4. 6. the transfer of thermal energy by the movement of a liquid or a gas
  5. 9. transfer of thermal energy from one substance to another through direct contact
  6. 10. substance that don't not conduct thermal energy very well
  7. 12. physical forms in which a substance can exist
  8. 13. machine that transforms heat into mechanical energy, or work
Down
  1. 1. increase of volume of a substance because of an increase of volume
  2. 3. change of a substance from one state of matter to another
  3. 4. substances that conduct thermal energy very well
  4. 7. total kinetic energy of the particles that make up a substance
  5. 8. made of 2 different metals stacked in a thin strip
  6. 11. material that reduces the transfer of thermal energy