science crossword 1 fulton

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Across
  1. 2. the ability to change or move faster
  2. 4. the smallest unit of a substance that exhibits all of the properties of that substance
  3. 6. described two or more liquids that do not mix into each other
  4. 7. anything that has mass and occupies space
  5. 8. substances are not uniformly mixed
  6. 9. mixing occurs between individual units
  7. 10. the smallest particle that has the properties of an element
Down
  1. 1. the chemical symbols and numbers indicating the atoms contained in the basic unit of a substance
  2. 3. a substance that cannot be broken down into simpler substances
  3. 5. a substance made of atoms of more than one element