Chapter 8 Vocabulary

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Across
  1. 2. a temperature at which a given solid melts
  2. 3. water that is collected on a cold surface when it is humid
  3. 5. expansion increase in volume of matter as temperature goes up
  4. 7. how thick something is
  5. 9. the body of theory that explains the physical properties of matter in terms of the motions of its constituent particles
  6. 11. a pressure change occurring anywhere in a confined incompressible fluid is transmitted throughout the fluid
  7. 13. a gas kept at a constant pressure and the volume and pressure change
  8. 15. amount of heat required to convert a liquid into a gas at constant temperature and pressure
  9. 16. pressure in a fluid is high where its velocity is low
  10. 17. the fourth state of matter which only exists at very high temperatures
  11. 20. the SI unit of pressure
  12. 21. the continuous force against an object
  13. 23. the upward force of a fluid on an object in it
  14. 24. a substance that flows freely but is of constant volume
Down
  1. 1. the temperature at which water is boiled into vapor
  2. 4. the upward buoyant force that is exerted on a body immersed in a fluid, whether fully or partially submerged, is equal to the weight of the fluid that the body displaces and acts in the upward direction at the center of mass of the displaced fluid
  3. 6. if a sample of gas is kept at a constant temperature, decreasing the volume will increase the pressure the gas exerts
  4. 8. chemical process where a solid turns into a gas without going through a liquid stage
  5. 10. substances with particles arranged in repeating patterns
  6. 12. firm and stable in shape; not liquid
  7. 14. the temperature at which a liquid turns into a solid
  8. 18. heat absorbed by a unit mass of a given solid at its melting point
  9. 19. an air like fluid substance which fills space freely
  10. 22. the process of turning from liquid into vapor