Unit 1 - Intro to Matter

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Across
  1. 1. A substance made of two or more elements that are chemically combined in a set ratio
  2. 4. The basic particle of matter that elements are made
  3. 5. A force of attraction between two atoms
  4. 9. A characteristic of a substance that describes its ability to change into a different substance
  5. 13. A substance that cannot be broken down into any other substance
  6. 14. A change in which energy is absorbed
  7. 16. A characteristic of a substance that can be observed without changing it
  8. 17. A single type of matter that is pure
  9. 19. A group of two or more atoms held together by chemical bond
Down
  1. 2. Alters the form or appearance of matter but does not turn into a different substance
  2. 3. A mixture that is so evenly mixed together that you cannot see the different parts
  3. 6. Anything that has mass and takes up space
  4. 7. A measure of how hot or cold something is
  5. 8. A change in matter that produces one or more new substances
  6. 10. A mixture that you can still see all the different parts of
  7. 11. A change that releases energy
  8. 12. Two or more substances that are together in the same place
  9. 15. Formula Shows the elements in the compound and the ratio of atoms
  10. 18. The study of matter and how matter changes