Vocab Chapter 9

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Across
  1. 1. particles
  2. 4. particles in matter at a higher temperature
  3. 6. material in which heat flows
  4. 9. particles in matter at a lower temperature
  5. 10. matter consisting of positively and negatively
  6. 12. place to another
  7. 13. explanation of the behavior of molecules in matter; states that all matter is made of constantly moving particles that collide without losing
  8. 14. transfer of thermal energy by collisions
  9. 15. is
  10. 16. transfer of thermal energy by electromagnetic waves
Down
  1. 1. transfer of thermal energy in a fluid from
  2. 2. amount of thermal energy needed to raise
  3. 3. the SI unit for temperature, abbreviated K; a temperature change of 1 Kelvin is the same as a temperature change of 1°C
  4. 5. sum of the kinetic and potential energy
  5. 7. a measure of how spread out, or dispersed
  6. 8. measure of the average kinetic energy of
  7. 11. thermal energy that flows from a warmer material to a cooler material
  8. 17. the particles in an object
  9. 18. temperature of 1 kg of a material 1°C.
  10. 19. the particles in an object; is transferred by conduction, convection, and radiation