Matter Crossword Puzzle!

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Across
  1. 4. Matter that has no definite volume and no definite shape.
  2. 5. A change that occurs that causes the identity of a substance to change; something new is formed.
  3. 6. Matter that has a definite shape and a definite volume.
  4. 8. A small particle that is the building block of matter.
  5. 9. Two or more atoms that are held together by covalent bonds and act as a unit.
  6. 13. Matter that can vary in composition.
  7. 15. A substance that consists of only one type of atom.
Down
  1. 1. A change that occurs without changing the identity of the substance.
  2. 2. Are determined by a substance's ability to react with other substances.
  3. 3. Is a description of an object (Ex.The tree is tall, and green.)
  4. 7. A form of matter in which many of the electrons wander around freely among the nuclei of the atoms.
  5. 10. Matter with a definite volume but no definite shape.
  6. 11. A substance containing atoms of two or more different elements chemically bonded together
  7. 12. A substance that has a fixed chemical composition throughout.
  8. 14. Anything that has mass and takes up space.