Curriculum Project Crossword

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Across
  1. 3. the large part in a mixture
  2. 6. the most basic unit of matter
  3. 9. an element in the periodic table
  4. 10. the number of protons in the atom nucleus
  5. 11. number of protons and neutrons in the nucleus
  6. 15. the temperature at which something boils
  7. 16. a change that changes shape, color, or state but not properties
  8. 17. a part a science that deals with matter
  9. 19. a thing that composes of two or more things
Down
  1. 1. neutrally charged part of an atom
  2. 2. negatively charged parts of an atom
  3. 4. a group in the periodic table of gases
  4. 5. when you do not chemically mix two or more things
  5. 7. particles in the mixture that DO NOT settle down
  6. 8. a table of the chemical elements
  7. 12. the temperature at which something melts
  8. 13. smaller parts in a mixture
  9. 14. something that dissolves in a mixture
  10. 18. a group of atoms bonded together
  11. 20. positively charged part of an atom