Chapter 2 Vocabulary Puzzle

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Across
  1. 1. A mixture that does not have a uniform appearane since the combined substances are unevenly distributed
  2. 4. A physical combination of two or more substances in a change in a changeable ratio
  3. 5. A particle consisting of two or more atoms covalently bonded together
  4. 8. The change in state directly from a gas to a solid without condensing first
  5. 15. The law that states that matter can neither be created nor destroyed, but can only change form
  6. 16. A material made of only one kind of element of compound
  7. 17. Anything that has mass and occupies space
  8. 19. The state of matter in which particles vibrate in fixed positions, giving a substance a fixed shape and volume
  9. 21. The building block of all matter; consists of protons, electrons, and neutrons
  10. 24. The temperature at which a solid turns to a liquid
  11. 25. A gas-like state of matter, formed at very high temperatures, that consists of high-energy ions and free electrons
  12. 28. The change of state from a gas to a liquid
  13. 29. Anything about a substance that can be observed or measured without altering its chemical composition
  14. 30. The space enclosed or occupied by an object
  15. 31. The state of matter in which particles are close together but able to move around
  16. 32. The change of state from a solid to a liquid
  17. 33. The relatively fast form of vaporization in which the energy within a liquid creates higher pressure within the liquid than the air pressure outside the liquid
  18. 34. A property of a substance tht describes how its chemical identify changes in the presence of another substance or under certain conditions
Down
  1. 2. The relatively slow form of vaporization in which liquid particles obtain sufficient energy to change to the gaseous state through the random collisions of particles
  2. 3. The change of state from a liquid to a solid
  3. 6. Any change in matter that does not alter its chemical or nuclear composition
  4. 7. The force of gravity acting on the matter in an object
  5. 9. A pure substance that consists of atoms with the same atomic number
  6. 10. The change of state from a liquid to a gas
  7. 11. A model that states that all physical matter exists in the form of particles
  8. 12. The mass per unit volume of an object
  9. 13. A pressure substance consisting of atoms of two or more elements that are chemically combined in a fixed ratio
  10. 14. The law that states that the masses of chemical substances combine in definite, characteristics integer ratios when forming compounds
  11. 18. The state of matter in which particles are far apart, move rapidly, and have little interaction with each other
  12. 20. A change that alters the chemical composition of a substance
  13. 22. A mixture that has a uniform appearance throughout
  14. 23. The change in state directly from a solid to a gas without melting first
  15. 26. The measure of the amount of matter in an object
  16. 27. The temperature at which a liquid starts to boil