Q3 + Matter, Energy

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Across
  1. 1. Matter that has no definite volume and no definite shape. Particles have fast, random motion.
  2. 4. a change in state from solid to liquid
  3. 7. ____________ Energy is the potential plus kinetic energy of an object.
  4. 9. a thermal ______________ is a material through which thermal energy does not flow easily.
  5. 10. a change in state from liquid to solid
  6. 12. thermal ____________ is an increase in a material’s volume when its temperature increases
  7. 15. the movement of thermal energy from a warmer object to a cooler object
  8. 17. the transfer of thermal energy by movement of particles from one part of a material to another
  9. 19. the transfer of thermal energy by electromagnetic waves
  10. 20. A thermal ____________ is a material through which thermal energy flows easily.
  11. 21. measures the average kinetic energy of the atoms that make up a material
  12. 23. Matter with a definite volume but no definite shape. Particles slip past each other.
  13. 24. a change in state from gas to liquid
  14. 25. a change in state from liquid to gas under the surface
  15. 26. _______________ energy is the potential plus kinetic energy of the atoms that make up the object.
  16. 27. the ability to do work
  17. 28. a change in state from gas to solid
Down
  1. 2. a change in state from solid to gas
  2. 3. Matter that has a definite shape and a definite volume. Particles vibrate in place.
  3. 5. a change in state from liquid to gas
  4. 6. anything that has mass and takes up space
  5. 8. _____________ energy is stored in the bonds that hold molecules together
  6. 11. the law of ____________ of energy states energy cannot be created or destroyed
  7. 13. ___________ energy is stored energy
  8. 14. _______________ energy is the energy of movement
  9. 16. the transfer of thermal energy between materials by the collisions of particles
  10. 18. thermal _______________ is a decrease in a material’s volume when its temperature decreases
  11. 22. a change in state from liquid to gas at the surface