Properties of Matter Review

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Across
  1. 7. He, Ne, Ar, Kr, Xe, and Rn, are _ _.
  2. 9. Symbol for neon.
  3. 11. Symbol for chlorine.
  4. 13. Light, heat, sound, and electricity are all examples of _.
  5. 14. The state of matter with a definite volume but not a definite shape.
  6. 16. Symbol for iron.
  7. 17. Everything that has mass and volume
  8. 20. Water has a density of _ g/mL.
  9. 22. The change from a gas to a liquid.
  10. 24. Mass divided by volume = _.
  11. 26. A _ is either an element or a compound.
  12. 29. The number of _ in an atom is always = to the number of electrons.
  13. 31. Energy that flows from warmer to cooler regions.
  14. 33. A measure of how fast the particles of matter are moving.
  15. 34. Two or more elements chemically combined form a _.
  16. 35. The _ _ of an element tells how many protons are in the nucleus.
Down
  1. 1. State of matter in which particles spread out to fill their containers.
  2. 2. Elements that make up a compound will _ their own properties.
  3. 3. Elements are organized on the _ table.
  4. 4. A _ of water has 2 H and 1 O atom.
  5. 5. Symbol for tin.
  6. 6. Negatively charged particles that travel around the nucleus of an atom.
  7. 8. Symbol for silver.
  8. 10. Substances made up of only one kind of atom.
  9. 12. Elements that are usually shiny and can be formed into sheets or wires.
  10. 15. State of matter in which particles have a definite shape and volume.
  11. 17. Has a variable makeup and can be physically separated.
  12. 18. We _ see water vapor.
  13. 19. Symbol for zinc.
  14. 21. The change from a liquid to a gas.
  15. 23. Formula for salt.
  16. 25. Symbol for copper.
  17. 26. Symbol for silicon.
  18. 27. Type of mixture in which particles are spread evenly throughout.
  19. 28. Symbol for aluminum.
  20. 30. There are about _ elements found in nature.
  21. 32. Solution of two or more metals.