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Plate Tectonics

カード 23枚 作成者: Stoneman (作成日: 2014/01/05)

  • Continental Drift

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  • 1

    Continental Drift

    補足(例文と訳など)

    答え

    • theory that the continents were once connected in a single landmass that broke apart, and moved to their current positions

    解説

  • 2

    Alfred Wegener

    補足(例文と訳など)

    答え

    • German scientist who in 1912 proposed the theory of continental drift

    解説

  • 3

    Harry Hess

    補足(例文と訳など)

    答え

    • scientist responsible for the early 1960's theory of seafloor spreading

    解説

  • 4

    Mesosaurus

    補足(例文と訳など)

    答え

    • freshwater, swimming reptile whose fossils were found on continents separated by oceans

    解説

  • 5

    Glosopteris

    補足(例文と訳など)

    答え

    • fossil plants that grow in temperate climates found in areas including: Africa, Australia, India, South America, and Antartica

    解説

  • 6

    Seafloor Spreading

    補足(例文と訳など)

    答え

    • new seafloor is formed when magma is forced upward at a mid-ocean ridge

    解説

  • 7

    Pangaea

    補足(例文と訳など)

    答え

    • large, ancient landmass that was composed of all the continents joined together

    解説

  • 8

    Glomar Challenger

    補足(例文と訳など)

    答え

    • research ship that gathered information about the rocks on the seafloor, adding to the evidence for seafloor spreading

    解説

  • 9

    Mid-Ocean Ridge

    補足(例文と訳など)

    答え

    • formed at a divergent boundary; where 2 plates separate, lava fills the void, causing new crust to be formed

    解説

  • 10

    Plate Tectonics

    補足(例文と訳など)

    答え

    • theory that the earths crust and upper mantle are broken into plates that float and move around on a plastic like layer on the mantle

    解説

  • 11

    Lithosphere

    補足(例文と訳など)

    答え

    • rigid layer of earth about 100km thick; made of the crust and a part of the upper mantle

    解説

  • 12

    Asthenosphere

    補足(例文と訳など)

    答え

    • plastic-like layer on which the lithospheric plates float and move around

    解説

  • 13

    Divergent Boundary

    補足(例文と訳など)

    答え

    • where two plates move apart

    解説

  • 14

    Rift Valley

    補足(例文と訳など)

    答え

    • valley that forms on land where 2plates are moving apart

    解説

  • 15

    Convergent Boundary

    補足(例文と訳など)

    答え

    • where 2 plates move together

    解説

  • 16

    Subduction Zone

    補足(例文と訳など)

    答え

    • formed at a convergent boundary and one plate is driven down onto the mantle

    解説

  • 17

    Trench

    補足(例文と訳など)

    答え

    • formed at a subduction zone where an oceanic crust is pushed below a continental drift

    解説

  • 18

    Volcano

    補足(例文と訳など)

    答え

    • cone-shaped hill formed when hot magma, solids, and gases erupt on earth's surface

    解説

  • 19

    Transform Boundary

    補足(例文と訳など)

    答え

    • where two plates slide past each other

    解説

  • 20

    Fault

    補足(例文と訳など)

    答え

    • fracture that occurs when rocks change their shape

    解説

  • 21

    Convection Current

    補足(例文と訳など)

    答え

    • current in earth's mantle that transfers heat in earth's interior and is the driving force for plate tectonics

    解説

  • 22

    Earthquake

    補足(例文と訳など)

    答え

    • movement of the ground that occurs when rocks inside the earth pass their elastic limit, break suddenly, and experience elastic rebound

    解説

  • 23

    Fault Block Mountains

    補足(例文と訳など)

    答え

    • mountains formed when tension forces cause large blocks of crust to break and tilt or slide down the broken surfaces of crust

    解説

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