Energy CW 1

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Across
  1. 2. amount of thermal energy it takes to increase the temperature of 1 kg of material by 1°C
  2. 7. energy carried by an electric current
  3. 9. force that resists the motion of two surfaces that are touching
  4. 11. space that contains little or no matter
  5. 14. type of energy resource that is used faster than it is replaced
  6. 15. nonrenewable energy resources made of the remains of ancient organisms and is burned as an energy source
  7. 18. machine that converts thermal energy into mechanical energy
  8. 19. dug up
  9. 22. transmitted by electromagnetic waves
  10. 24. ability to cause change
  11. 25. positively charged centers of atoms
  12. 26. a device that regulates the temperature of a system
  13. 27. stored energy due to interactions between objects and particles
  14. 29. transfer of thermal energy from one material to another by electromagnetic waves
  15. 31. energy that is stored in the nucleus of an atom
  16. 32. energy transfer to an object by a force, making the object move in the direction of the force
  17. 33. movement of thermal energy from a warmer object to a cooler object
  18. 34. device that converts electric energy into thermal energy
  19. 36. decrease in a material’s volume when the temperature is decreased
Down
  1. 1. device that uses electric energy to pump thermal energy from a cooler location to a warmer location
  2. 3. energy due to motion
  3. 4. increase in a material’s volume when the temperature is increased
  4. 5. states that energy can be transformed from one form into another or transferred from one region to another, but energy cannot be created or destroyed
  5. 6. type of energy resource that is replaced as fast as, or faster than, it is used
  6. 8. transfer of thermal energy by the movement of particles from one part of a material to another
  7. 10. transfer of thermal energy between materials because of collisions between particles
  8. 12. material through which thermal energy flows easily
  9. 13. represents the average kinetic energy of the particles that make up a material
  10. 16. type of energy resource that cannot be used up
  11. 17. total energy of an object or group of objects due to large-scale motions and interactions
  12. 20. energy carried by sound
  13. 21. material through which thermal energy does not flow easily
  14. 23. energy that is carried by electromagnetic waves
  15. 28. sum of kinetic and potential energy of the particles in matter due to their random motion
  16. 30. Vocabulary
  17. 35. movement of fluids in a cycle because of convection