Chapter 4: Energy and Heat

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Across
  1. 2. involved in cooking on a stovetop and eating a popsicle
  2. 3. _________, bridges, and roads have spaces in between them to allow for thermal expansion
  3. 4. two sets of doors with air space in between them provide __________ from outside temperatures
  4. 8. ___________ is the measure of the average kinetic energy of the particles in a substance
  5. 9. _______ energy is the energy that an object has because of its motion
  6. 11. the ability to do work
  7. 12. the ability of a substance's particles to move faster and expand without changing states
  8. 14. A _________ allows heat to move through it easily
  9. 16. heat is controlled by special gold paint, fluid-filled tubes, aerogel, and heaters
  10. 20. metric system of measurement of temperature
  11. 21. _______ energy is the total kinetic energy of the particles in a substance
  12. 22. the amount of thermal energy needed to raise the temperature of 1 gram of water 1°Celsius
  13. 23. as the space shuttle reentered the earth's atmosphere, extreme temperatures were caused by ________
  14. 24. the transfer of thermal energy from a warmer substance to a cooler substance
Down
  1. 1. heat is controlled by a blanket of insulation and ammonia-filled pipes
  2. 5. heat is controlled by waterproof glass cloth and ceramic tiles
  3. 6. involved in boiling water or heating a room
  4. 7. As you increase the temperature of a substance, the speed of its particles _________
  5. 10. temperature is measured with a ___________
  6. 11. When most particles are heated they
  7. 13. imperial system of measurement of temperature
  8. 15. heat transfer that occurs when there are no particles to carry the energy
  9. 17. Controlling heat during space travel is necessary to protect astronauts from exposure to _______ temperatures
  10. 18. a substance that releases energy when it burns
  11. 19. heat flows from ______ objects to cooler objects