USR2 Physical science chapter 2

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Across
  1. 6. energy that travels in the form of waves, visible light
  2. 10. an answer to a problem or other name for homogeneous mixture
  3. 11. a measurement of thermal energy
  4. 12. mixture that is uniform throughout and shares one property
  5. 13. a pure substance made of two or more elements and has properties different than its elements
  6. 14. the simplest substance that cannot be broken down by chemical or physical means
  7. 15. property of a substance to change into something else
  8. 16. a combination of two or more substances
Down
  1. 1. property that is observed without changing the substance into something else
  2. 2. water is an example of this other name for a compound
  3. 3. energy in motion
  4. 4. a chemical _____ holds compounds together and stores energy
  5. 5. mixture that is not uniformly mixed
  6. 7. anything that has mass and takes up space
  7. 8. energy related to an objects height or position
  8. 9. simplest form of matter