Physical Science Chapter 11

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Across
  1. 3. Anything that has mass and occupies space
  2. 7. substances are not uniformly mixed
  3. 9. this theory says that energy cannot be created or destroyed
  4. 11. the smallest unit of a substance that exhibits all of the properties characteristic of that substance
  5. 13. the smallest particle that has the properties of an element
  6. 15. substance that cannot be broken down into simpler substances
  7. 17. mixing occurs between individual units
  8. 18. the ability to change or move matter
  9. 19. any matter that has a fixed composition and definite properties
  10. 20. describes 2 or more liquids that are able to dissolve into each other in various portions
  11. 22. combination of more than one pure substance
Down
  1. 1. has four rules, one of them being particles are always moving
  2. 2. describes 2 or more liquids that do not mix into each other
  3. 4. the force exerted per unit area of a surface
  4. 5. a characteristic of a substance that cannot be observed or measured without changing the composition of the substance
  5. 6. theory that says mass cannot be created or destroyed
  6. 8. the way a substance reacts with others to form new substances with different properties
  7. 9. little free space between particles
  8. 10. lots of free space between particles
  9. 12. a substance made of atoms of more than one element bound together
  10. 14. the chemical symbols and numbers indicating the atoms contained in the basic unit of a substance
  11. 16. the mass per unit volume
  12. 21. retains a fixed volume and shape