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Science Chapter 5

Match the vocabulary words with their definitions.

AB
Fracture zoneboundary along which Earth's plates slide past one another.
Converging zoneboundary where Earth's moving plates come together.
Spreading zoneboundary where Earth's plates are pulling apart.
Continental driftidea that continents were once part of one large continent that broke and drifted apart.
Mid-ocean ridgesmountain chains on the ocean floor.
Seafloor spreadingthe process of adding new crust to Earth at mid-ocean ridges.
Plateslarge slabs of Earth's crust and rigid upper mantle.
Plate tectonicsthe movement of Earth's plates on the mantle.
Plate boundarya place where plates of Earth's crust meets.
Pangaeaname of Wegener's one large continent

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