Mid Term Science Crossword Review

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Across
  1. 2. shows elevation of landforms.
  2. 5. protons, neutrons and electrons.
  3. 7. when new solids are formed in a substance.
  4. 11. number that represents the # of molecules in an atom.
  5. 12. the distance traveled divided by the time.
  6. 13. speed plus direction.
  7. 15. brittle, dull and is an insulator.
  8. 16. newtons 1st law.
  9. 17. elements on the right or left are reactive.
  10. 18. person who came up with the theory of continental drift.
  11. 19. malleable, luster, ductile and a conductor.
  12. 20. positive charge.
Down
  1. 1. matter is neither created nor destroyed.
  2. 3. smallest particle of an element.
  3. 4. theorgy of continental plate drift in 1912.
  4. 6. tug of war where no one wins is an example of what force.
  5. 8. a change in speed or direction.
  6. 9. law of action and reaction.
  7. 10. properties of metal and non-metal.
  8. 14. Color, gas, light, temperature or precipitate change in a substance.