Q1-4

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Across
  1. 2. this rock type is made with heat
  2. 3. the layer of atmosphere where weather occurs
  3. 5. when heat goes up and cold goes down
  4. 8. these plate boundaries cause earthquakes
  5. 10. we revolve around this
  6. 12. the hottest layer of Earth
  7. 15. heat traveling through empty space
  8. 16. the thinnest layer of Earth
  9. 17. this is what stays the same during the lab
  10. 20. the thickest layer of Earth
  11. 24. this is made when magma cools and hardens
  12. 26. fast current of moving air that flows West to East
  13. 27. this is what you change in a lab
  14. 28. this is what you count or measure in a lab
  15. 29. these 4 planets are made of rock
Down
  1. 1. these 4 planets are made of gas
  2. 4. when rocks break through other rocks
  3. 6. when two objects are touching and heat is transferred
  4. 7. these plate boundaries create mountains
  5. 9. the moving of rocks
  6. 11. the 3 kinds of boundaries
  7. 13. the 3 kinds are elliptical, spiral and irregular
  8. 14. these plate boundaries cause sea floor spreading
  9. 18. there are 2 kinds, heliocentric and geocentric
  10. 19. this needs warm water in order to form
  11. 21. this is made by weathered rocks squishing together
  12. 22. when water freezes it does this
  13. 23. the breaking down of rocks
  14. 25. states the oldest rocks are on the bottom