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capter 10 plate tect
science
Question | Answer |
---|---|
what does lithosphere mean? | the crust and upper mantle make up the earth |
what does plate tectonics mean? | a theory that combined sea spreading and continental drift |
what does continental drift? | a hypothesis that says that continents have moved slowly to their current location |
what direction does the convergent boundary go? | goes together |
what direction does the divergent boundary go? | away from each other |
what direction does the tranform boundary go? | slides next together |
what are the 2 type of crust? | oceanic and continnental |
what is an example for divergent boundary-oceanic? | mid-atlantic ridge |
what is an example for divergent boundary-continental? | east africa rift valley |
what is an effects for divergent boundary-continental? | a lot of normal faults, shallow earthquakes, volcanoes |
what is an effects for divergent boundary-oceanic? | more seafloor spreading, shallow earthquake, volcanoes |
what is an example for convergent boundary- oceanic/continental? | Washington Orgen coast linE |
what is an effects for convergent boundary- oceanic/continental? | trench, volcanoes, destruction of crust |
what is an example for convergent boundary-oceanic/oceanic? | japan, Aloutian island |
what is an effects for convergent boundary-oceanic/oceanic? | earthquakes, trench, chain of volcanoes island, |
what is an example for convergent boundary-continental/continental? | himalayaya mountain |
what is an effects for convergent boundary-continental/continental? | shallow earthquakes, mountain ranges, floundin and faulting |
what does asthenosphere means? | the plasticlike layer below the lithosphere |
what does convection currents mean? | A cycle of heating, rising, cooling, and sinking |
who came up with the idea of seafloor spreading? | harry hess |
who came up with the idea of continental drift? | Alfred Wegner |
what a subduction zone? | a place were the less dense oceanic plate sinks down under oceanic or continental plate |
what happens when 2 continental plates collide? | they form mountain ranges |
what causes hot, plasticlike rock in the asthenoshere rise to the surface? | density |
what fossil plant that helps support the theory of continental drift? | glossopeteris |