6th Grade Science Review #2

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Across
  1. 2. Energy cannot be ___ or destroyed.
  2. 6. unequal forces cause an object to move
  3. 9. the layer where tectonic plates are
  4. 10. crust of the ocean
  5. 13. can be found along the stairstep line
  6. 15. type of energy stored due to the height of an object
  7. 16. these are malleable and ductile
  8. 17. the periodic table is arranged by these
  9. 18. a substance when it is the same throughout, cannot be separated
  10. 19. rock crust under the ocean
  11. 20. type of energy; vibration of particles to your ear
Down
  1. 1. mixture not evenly mixed
  2. 3. the thickest layer of earth
  3. 4. chemical change when a solid forms in a liquid
  4. 5. kinetic energy; energy of
  5. 7. force that acts in the opposite direction of motion when objects are touching
  6. 8. the sphere of living things
  7. 11. For every ____ ther's an equal and opposite reaction
  8. 12. core hottest, solid layer of earth
  9. 14. periodic table of...