Middle School Physical Science Review 1

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Across
  1. 3. Made the plum pudding model
  2. 5. North and South are types of ____
  3. 7. The current is the same in each part in a ___ circuit.
  4. 9. This greek letter represents Ohms
  5. 11. A coil of wire with an electric current in it
  6. 16. Mass divided by volume produces ____.
  7. 18. The tendency of an atom to attract electrons to fill its valence shell
  8. 20. The amount of matter in a given volume
  9. 21. The most electronegative element
Down
  1. 1. One of the three materials that makes ferromagnets
  2. 2. Current times voltage produces ____.
  3. 4. Measure of how much matter is in an object
  4. 6. A summary of many experimental results
  5. 8. Meaning stationary, not moving, unchanging
  6. 10. Atoms that have gained or lost electrons
  7. 12. The type of reaction seen in freezing
  8. 13. A material that allows energy to flow easily
  9. 14. The amount of space that an object takes up
  10. 15. Potential difference between two points
  11. 17. Current is measured in what units?
  12. 19. the outermost orbital in an atom called ____ shell