science vocab

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Across
  1. 3. the change of state from a solid to a liquid
  2. 6. a substance made up of two or more elements that are chemically joined or linked
  3. 7. a single particle of matter made up of two or more atoms joined together
  4. 8. the change of state from a liquid to a gas
  5. 10. a shorthand way to represent the name of an element
  6. 13. a basic part of an atom that have no electric charge
  7. 15. matter that has definite volume but no definite shape
  8. 16. a basic part of an atom that has a negative-charged particles and are found in a cloud that continually moves around the nucleus
  9. 17. a basic part of an atom that has positively-charged particles
  10. 19. the central part of an atom
Down
  1. 1. anything that has mass and takes up space
  2. 2. a characteristics of matter that can be observed without changing matter into something new
  3. 3. matter made up of two or more substances
  4. 4. matter that does not have a definite shape or definite volume
  5. 5. the smallest piece of an element that still retains the property of that element
  6. 9. matter that has a definite shape and a definite volume
  7. 11. the change of state from a gas to a liquid
  8. 12. small particles of rock
  9. 14. basic kind of matter made up of just one kind of atom
  10. 18. the amount of matter in an object