Chapter 2, 1-17 Key Terms Crossword

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Across
  1. 2. subtracting energy to go from liquid to solid
  2. 6. a form of vaporization, going from liquid to gas while surface particles gain enough energy to totally escape its liquid
  3. 8. subtracting energy to go from gas (directly) to solid
  4. 10. a substance with a changeable shape and volume, but made up of high temperature ionized particles
  5. 11. adding energy to go from liquid to gas
  6. 12. the measurement of particles' average kinetic energy in an object
  7. 13. adding energy to go from solid to liquid
  8. 16. adding energy to go from solid (directly) to liquid
  9. 17. a substance with an unchangeable shape and volume
Down
  1. 1. physical combinations of two or more substances
  2. 3. a form of vaporization, going from liquid to gas over an atmospheric pressure
  3. 4. the model explaining that matter takes one of four distinct forms
  4. 5. materials made of just one type of particle
  5. 7. subtracting energy to go from gas to liquid
  6. 9. anything that occupies space and has mass
  7. 14. a substance with a changeable shape but unchangeable volume
  8. 15. a substance with a changeable shape and volume