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Plate tectonic

Teacher: Mackenzie Brightmon
Across
the primary force that causes the seafloor to spread and continents to drift
scientist who first proposed that thermal convection in the mantle causes continental drift.
scientist who first proposed the theory that the continents drifted.
This type of tectonics is found at zones of continetal transform faults
relating to,
places where new seafloor is being created
This type of tectonics is found at zones of continental collision
section of the Earth below the crust
scientist who first proposed the theory that the continents drifted
Alfred Wegener noticed that the coast of South Africa seemed to fit into the coast of this continent, just like a jigsaw puzzle.
Down
the Earth's ______ field reverses from time to time.
the deepest parts of the oceans
deepest part of the world's oceans
: tending to move toward one point or to approach each other
the zone below the lithosphere. it is more "plastic" then the lithosphere so it is easier to bend and move
plate ____________.
source of heat in the mantle
is an old and stable part of the continental lithosphere
seafloor _______.