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Chapter 1 Sect 5
8th grade science
Question | Answer |
---|---|
Plate | A section of the lithoshpere that slowly moves over the asthenosphere, carrying peices of continental and oceanic crust |
Scientific Theory | A well-tested concept that explains a wide range of observations. |
Plate tectonics | The theory that pieces of the Earth's lithoshpere are in constant motion, driven by convection currents in the mantle. |
Fault | A break or crack in the earth's lithoshpere along which the rocks move. |
Divergent Boundary | A plate boundary where two plates move away from each other. |
Rift valley | A deep valley that forms where two plates move apart. |
Convergent Boundary | A plate boundary where two plates move toward each other |
Transform Boundary | A plate boundary where two plates move past each other in opposite directions |