Chapters 15-16 Vocabulary Activity

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Across
  1. 3. system for heating many rooms from one device
  2. 6. transfer of thermal energy from one object to another due to temperature difference
  3. 10. transfer of energy by waves moving through space
  4. 12. energy consisting of changing electric and magnetic fields
  5. 16. energy from the sun
  6. 18. a sourece of energy that can be replaced in a relatively short period of time
  7. 19. energy an object has due to its motion
  8. 23. potential energy that depends on an object’s height above a reference point
  9. 27. heat engine in which the fuel burns inside the engine
  10. 29. the practice of finding ways to use less energy or use more efficiently
  11. 30. the amount of heat needed to raise the temperature of one gram of a material by one degree Celsius
  12. 31. changing energy from one form to another
  13. 33. the fuel burns outside the engine
  14. 35. a device that uses work to transfer thermal energy from a colder area to a warmer area
  15. 36. the ability to do work
  16. 37. rich deposits of hydrocarbon mixtures formed from remains of organisms
  17. 38. chemical energy stored in living things
  18. 39. energy associated with the motion and position of everyday objects
Down
  1. 1. thermal energy discharged into an area at a lower temperature without being converted into useful work
  2. 2. the total potential and kinetic energy related to the motion of all particles in an object
  3. 4. potential energy of an object that is stretched or compressed
  4. 5. the study of conversions between thermal energy and other forms of energy
  5. 7. a measure of how hot or cold an object is compared to a reference point
  6. 8. a temperature of 0 kelvins
  7. 9. thermal energy beneath Earth’s surface
  8. 11. energy stored in atomic nuclei
  9. 13. current circulation of fluid in a loop as the fluid alternately heats up and cools down
  10. 14. transfer of thermal energy by touching
  11. 15. a source of energy that exists in limited quantities; cannot be replaced easily
  12. 17. energy associated with electric charge
  13. 20. instrument used to measure heat
  14. 21. energy obtained from flowing water
  15. 22. increase in volume of a material when its temperature increases
  16. 24. a material that conducts thermal energy poorly
  17. 25. a device that converts thermal energy into work
  18. 26. energy that is stored as a result of position or shape
  19. 28. a material that conducts thermal energy well
  20. 32. energy stored in chemical bonds
  21. 34. a fluid that vaporizes and condenses inside the tubing of a heat pump