Science Crossword Puzzle

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Across
  1. 2. / Visibly different substances
  2. 5. / All substances are the same throughout
  3. 6. Reaction / Causes chemical change when one or more substances change to form one or more new substances.
  4. 7. / more than one atom
  5. 8. Property / Observable,can be measured
  6. 9. / Two or more atoms
  7. 11. / Anything that has mass or volume
Down
  1. 1. / Two or more substances that are physically combined
  2. 3. Reaction / A chemical reaction the absorbs heat (gets colder) as it reacts.
  3. 4. / The substance in a chemical reaction that undergoes change. The ingredients of the reaction.
  4. 8. / The new substance that is formed in a chemical reaction.
  5. 10. / Made of one type of atom