CR& Matter Crossword

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Across
  1. 1. A combination of substances that keep their own properties.
  2. 6. A change that does not make a new substance (like melting ice).
  3. 8. A force that holds atoms together in a molecule.
  4. 10. Matter is not created or destroyed in a chemical reaction.
  5. 12. A change that makes a new substance (like rusting or burning).
  6. 13. A new substance formed in a chemical reaction.
  7. 14. The smallest building block of matter.
  8. 16. Observations or data that help explain what is happening in a reaction.
  9. 18. of Matter The form matter takes (solid, liquid, gas).
Down
  1. 2. A reaction that releases energy (feels warm or hot)
  2. 3. A pure substance made of only one type of atom.
  3. 4. Reaction A process where substances change into new substances.
  4. 5. A reaction that absorbs energy (feels cool).
  5. 7. The ability to cause change (often needed or released in reactions).
  6. 9. Two or more atoms joined together.
  7. 11. A starting substance in a chemical reaction.
  8. 12. A substance made of different kinds of atoms bonded together.
  9. 13. A characteristic of a substance (like color, hardness, or boiling point).
  10. 15. A drawing, diagram, or object that helps explain something too small or complex to see directly.
  11. 17. How much matter is in an object.