Chapter 3 Science

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Across
  1. 5. A gas or vapor changes directly into a solid without first changing into a liquid (91)
  2. 10. The pressure caused by the collisions of particles in a vapor with the walls of a container (89)
  3. 12. A temperature of 0 kelvins (78)
  4. 13. A substance changes from a gas or vapor to a liquid (90)
  5. 14. The phase change in which a substance changes from a liquid into a gas (88)
  6. 15. The energy an object has due to its motion (71)
  7. 17. The inverse variation of the volume of a gas with it pressure if the temperature and the number of particle are constant (79)
  8. 18. The result of a force distributed over an area (75)
Down
  1. 1. A materials have a definite shape and a definite volume (69)
  2. 2. The energy a substance must absorb in order to change from a liquid to a gas (88)
  3. 3. A change in which a system absorbs energy from its surroundings (86)
  4. 4. A substance changes from a solid to a gas or vapor without changing to a liquid first (91)
  5. 6. A change in which a system releases energy to its surroundings (86)
  6. 7. The energy a substance must absorb in order to change from a solid to a liquid (86)
  7. 8. A material has a definite volume but not a definite shape (69)
  8. 9. The process that changes a substance from a liquid to a gas at temperatures below the substance’s boiling point
  9. 11. A substance changes from one state of matter to another (84)
  10. 13. The direct proportion of the volume of a gas to its temperature if the pressure and the number of particles of the gas are constant (78)
  11. 16. A material has neither a definite shape nor a definite volume (70)