AP Chem: Unit 1 Vocab (Part 1)

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Across
  1. 2. describe how a substance may react to form other substances
  2. 4. the study of matter and the changes that matter undergoes
  3. 5. substances that cannot be decomposed into simpler substances
  4. 8. no fixed volume or shape
  5. 11. the physical material of the universe: anything that has mass and occupies space
  6. 12. vary in texture and appearance
  7. 13. tiny building blocks of matter
  8. 16. are uniform throughout- also called solutions
  9. 17. any characteristic that allows us to recognize a particular type of matter and to distinguish it from other types
Down
  1. 1. matter with distinct properties and a composition that does not vary from sample to sample
  2. 3. can be observed without changing identity and composition of substance
  3. 6. 2 or more atoms joined together in specific shapes
  4. 7. combinations of 2 or more substances in which each substance retains chemical identity
  5. 9. gas, liquid, or solid
  6. 10. distinct volume but no specific shape
  7. 14. fixed volume and shape
  8. 15. composed of two or more elements