Science Review

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Across
  1. 3. this is when the tectonic plates slide past each other
  2. 6. another term for the mantle
  3. 7. the current that causes the tectonic plates to move
  4. 11. this is when the tectonic plates collide
  5. 13. layer that is solid iron and nickle
  6. 15. the number of scientific variables
Down
  1. 1. the variable that the scientist manipulates
  2. 2. is made of molten rock
  3. 4. these are the plates that float on the mantle
  4. 5. layer of the earth that is made of silicon and aluminum
  5. 8. layer that is liquid iron and nickle
  6. 9. this is the variable that stays constant
  7. 10. this variable is the data the scientist collects
  8. 12. this is when tectonic plates divide
  9. 14. the core is the _______ of our planet