7.4 CW 3

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Across
  1. 1. transfer of thermal energy from a warmer object to a cooler object
  2. 4. a push or pull exerted on an object
  3. 5. the amount of kinetic energy an object has depends on the object’s _________ _______ _________
  4. 10. energy cannot be created or destroyed, it can only be transformed from one form to another
  5. 12. Matter in which atoms are closely spaced and vibrate in a fixed position.
  6. 13. transfer of thermal energy from one material to another by electromagnetic waves
  7. 14. transfer of thermal energy by the movement of particles from one part of a material to another
  8. 16. a device that regulates the temperature of a system
  9. 20. the expanding of matter due to the thermal energy increasing, causing its particles to spread out
  10. 21. type of energy resource that is replaced as fast as, or faster than, it is used
  11. 22. energy carried by an electric current
  12. 23. energy that is stored in the nucleus of an atom
  13. 28. a measure of how hot or cold something is compared to a reference point.
  14. 29. the potential energy stored within atoms and molecules and is observed when a chemical reaction occurs
  15. 30. force of attraction between any two masses
Down
  1. 2. sum of kinetic and potential energy of the particles in matter due to their random motion
  2. 3. transfer of thermal energy between materials because of collisions between particles
  3. 6. energy that is stored in an object because of the object’s position
  4. 7. the scale many scientists use to measure temperature
  5. 8. nonrenewable energy resources made of the remains of ancient organisms and is burned as an energy source
  6. 9. the scale that most other countries use to measure temperature
  7. 11. type of energy resource that is used faster than it is replaced
  8. 15. Matter in which atoms vibrate so much that they are far apart.
  9. 17. the ability to cause change
  10. 18. energy that is carried by electromagnetic waves
  11. 19. energy an object has because of its motion
  12. 24. Matter in which atoms are constantly moving around and bumping into each other.
  13. 25. energy carried by sound
  14. 26. force that resists the motion of two surfaces that are touching
  15. 27. total energy of an object or group of objects due to large-scale motions and interactions