Chemistry Unit Review

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Across
  1. 3. change To change one or more substances into a different substance
  2. 5. Color, texture, flexibility, and density are all examples of ______________ properties
  3. 9. Everything is made of __________
  4. 10. Subatomic particle with no charge
  5. 14. A _____________ mixture is the same all the way through
  6. 17. The basic unit of a chemical element
  7. 18. A group of atoms that are chemically bonded
  8. 19. Center of an atom
  9. 21. The Law of _________________ of Mass says that matter cannot be created or destroyed
  10. 22. A method of separating substances using their different boiling points
Down
  1. 1. Flammability is an example of a ___________ property
  2. 2. The measure of the force of gravity pulling on an object
  3. 4. The amount of matter in an object
  4. 5. Subatomic particle with positive charge
  5. 6. Two or more substances that are combined, but not chemically bonded
  6. 7. A ___________ mixture is not uniform throughout
  7. 8. H2O is an example of a(n) _______________
  8. 11. Hydrogen is an example of a(n) ______________
  9. 12. A single type of matter with uniform properties
  10. 13. change To change for form or external characteristics of a substance without changing what the substance is
  11. 15. Subatomic particle with negative charge
  12. 16. The measure of the amount of mass per volume (mass divided by volume)
  13. 20. The amount of space that an object takes up