Review

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Across
  1. 5. smallest unit of matter
  2. 6. An atom with a different number of neutrons
  3. 8. State of matter that has indefinite shape & volume
  4. 12. A variable you have control of.
  5. 13. Mass divided by Volume
  6. 15. Protons & Neutrons make up an atom's ____
  7. 18. Positive charged ion
  8. 19. postive charge
  9. 21. Base unit for Temperature
  10. 24. Color change is a blank change
Down
  1. 1. Base unit are Liters or cubic meters
  2. 2. Protons and Neutrons make up the Atomic ______
  3. 3. Electrons that are on the outermost energy level
  4. 4. Atomic Number represents the number of _______
  5. 7. Neutral charge
  6. 9. Negative charged ion
  7. 10. Multiply/dividing end result is least amount of
  8. 11. An atom that has the same # of protons & neutrons
  9. 14. Helps create your hypothesis
  10. 16. can be transferred from one atom to another
  11. 17. What is the 5th step of the Scientific Method?
  12. 20. the 3 states of matter are ____ changes
  13. 22. State of matter that has definite volume but indefinite shape
  14. 23. Base unit for Mass