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Earth Chp 1.5
Plate Boundaries
| Question | Answer |
|---|---|
| What is a plate boundary where two plates move away from each other? | divergent boundary |
| What is a plate boundary where two plates move toward each other? | convergent boundary |
| What is a plate boundary were two plates move past each other in opposite directions? | transform boundary |
| A _______ is when a deep valley that forms were two plates move apart. | rift valley |
| What is a section of the lithosphere that slowly moves over the athenosphere carrying pieces of the continental and oceanic crust? | plate |
| What is the theory that pieces of earths lithosphere are in constant currents in the mantle? | plate tectonics |
| What is break in earths crust where slab of rock slip past each other? | fault |
| A _________ is when the process by which oceanic crust sinks beneth a deep ocean trench and back into the mantle at a convergent boundary. | subduction |