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PHYSICAL SCIENCE

Ch 8 - Solids, Liquids, and Gases

 1. The energy needed for a liquid to boil is its _______.  2. Charles's law states that the volume of _____ increases when the temperature increases, at constant pressure.  3. Bernoulli's principle explains why _____.  4. An extremely hot mixture of electrically charged particles is _____. 5. When industries release hot water into streams and rivers, it is called _____.  6. Particles separate completely from each other in a(n) _____.  7. The state of matter that has a definite volume and a definite shape is  _____.  8. The most common state of matter in the universe is _____.  9. In general, as a solid is heated, it _____.  10. A material's heat of fusion gives the amount of energy needed to _____.  11. Archimedes' principle states that the buoyant force on an object in a fluid is equal to  the _____ of the fluid displaced.  12. Pascal's principle is the basis for _____.  13. Changes in state can be interpreted in terms of _____.  14.  _____ is caused by moving particles colliding with the inside walls of their container.  15.  In most solids, the particles are arranged in repeating geometric patterns called _____.  16. There are _______ states of matter.  17. The state of a sample of matter depends on its _______.  18. The idea that all matter is made up of  tiny particles in constant motion is called _______.  19. The shape of a liquid depends on ________.  20. The temperature at which all particle motion would stop is _______.  21. The state of matter in the sun and other stars is primarily _______.  22. Water that exceeds government limits for impurities is _______.  23. _______ is the process in which liquid changes to gas below the boiling point.  24. ________ is the amount of force exerted per unit of area.  25.ESSAY:  Distinguish between the states of matter (solid, liquid, gas) as related to the relative motion of molecules.

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