UNIT 1

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Across
  1. 4. the branch of chemistry that studies the behavior of matter
  2. 5. the study of the composition of matter
  3. 7. anything that has mass and takes up space
  4. 9. the study of chemicals containing carbon
  5. 11. physical changes can be reversible or irreversible
  6. 12. what is being changed during the experiment
  7. 14. the ratio of an object to its volume
  8. 15. a well tested explanation that may be changed in the future
Down
  1. 1. photosynthesis is an example of what type of chemistry?
  2. 2. the study study of chemicals that don't contain carbon
  3. 3. a salad is an example of what type of chemistry
  4. 6. used to represent a element
  5. 7. is a physical blend of two or more components
  6. 8. what type of separation technique is used when making tea?
  7. 10. the factor that is being measured during the experiment
  8. 13. the study of matter