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7 Cards in this Set

  • Front
  • Back
What is subduction zones
when old crust returns to mantle and plates converge
tranform plate boundary
to plates scrape eachother
Explain convergent plate boundaries
in the ocean creates deep trenches and volcanic islands and two tectonic plates come together
What are the layers of the earth from the closest to the deepest
crust, mantle, outer core, inner core
explain what happened in the lab
Heat rises and spreads faster and cold sinks and spreads slowly. Which means heat makes the density of a object less and cold makes the density of an object more
Describe evidence for plate tectonics
geological features of ocean floors, symetric strips of magnetic rock, volcano ridges on the ocean floor, ages of rocks
Explain divergent plate boundaries
new crust formed and plates moving away from eachother