DAY 3 MENU Q3

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Across
  1. 2. a mountain that forms on Earth's crust when magma reaches the surface
  2. 5. a major belt of volcanoes
  3. 6. the way plates move at a transform boundary
  4. 8. Fits Wagner theory
  5. 9. Plates move away
  6. 11. an area where material from deep inside Earth rises through the crust and melts to form magma
  7. 12. the 2 continents that fit back together best according to Wegener's theory proposed: all continents were once joined in a single landmass, & have since drifted apart
  8. 15. type of boundary that mostly occurs along the mid ocean ridges
Down
  1. 1. The idea that the continents slowly moved over Earth's surface
  2. 3. landform created at a convergent boundary
  3. 4. any trace of ancient rock with something on it
  4. 7. Earth's lithosphere is broken into these pieces, separated by cracks
  5. 10. Sea floor spreading is the process of adding new material to the ocean floor along these, under water
  6. 13. when rock is heated it becomes
  7. 14. the layer where convection currents occur