EARTHSCIENCE PT#2

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Across
  1. 1. Considered as a small earthquake in underground caverns and mines that are caused by seismic waves produced from the explosion of rock on the surface.
  2. 5. Type of plate movement is in the San Andreas Fault.
  3. 7. A transform boundary connects two diverging boundaries.
  4. 8. Which boundary occurs when two plates move away.
  5. 10. Is a fracture or zone of fractures between two blocks of rock.
  6. 11. It is a mountain or hill formed around a vent or opening in the Earth’s crust through which hot materials are expelled.
  7. 13. Is formed at the base of the continental rise about 4000 to 6000 meters deep.
  8. 15. Slab pull forces occur at which type of plate boundary.
  9. 16. Rocks change their shape and volume when they are subjected to.
  10. 17. A fault rock which is cohesive with a poorly developed or absent planar fabric.
  11. 19. It is the submerged volcanoes.
  12. 20. Is when the denser plate sinks, gravity pulls on the rest of the plate with a
Down
  1. 2. Flat sediment that result in the spreading of the sea floor.
  2. 3. Which layer of the Earth has convection currents.
  3. 4. Is the circulation of material caused by the differences in density.
  4. 6. The shaking is caused by movements in Earth’s outermost
  5. 9. Is a central valley formed at the summit of the oceanic ridges is the molten materials continuously flow out from the ridges.
  6. 12. Where does the ridge push occur.
  7. 14. Opposite of a convergent boundary.
  8. 18. These are depressions on the ocean floor.