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Ch.10 Plt.Tectonics

Test review

QuestionAnswer
one large landmass that consisted of all of the continents together PANGAEA
scientist whose theory was seafloor spreading HARRY HESS
plates move apart at this boundary DIVERGENT
plates move past one another or slide along one another at this boundary TRANSFORM
plates move together or collide at this boundary CONVERGENT
the youngest rocks in the ocean floor are located here AT THE MID-OCEAN RIDGES
when Earth's plates collide, they can form____. VOLCANOES AND MOUNTAINS AND TRENCHES
when Earth's plates slide past one another, these can occur EARTHQUAKES
hypothesis that the continents have slowly moved to their current locations CONTINENTAL DRIFT
the cycle of heating, rising, cooling, and sinking that occurs in the mantle CONVECTION CURRENT
as Earth's plates move apart they can form MID-OCEAN RIDGES, VALLEYS, RIFT VALLEYS
Earth's layer made up of the crust and upper part of the mantle LITHOSPHERE
Earth's plastic-like layer beneath the lithosphere ASTHENOSPHERE
device used to detect magnetic fields, helping confirm seafloor spreading MAGNETOMETER
scientist who came up with the theory on continental drift ALFRED WEGENER
oceanic plates are more dense and therefore are pushed down into areas called SUBDUCTION ZONES
theory that states the Earth's crust is broken into sections that float on a special layer called the mantle PLATE TECTONICS
evidence of continental drift PUZZLE-LIKE FIT, SIMILAR FOSSILS, CLIMATE CLUES, ROCK STRUCTURES
Created by: bcscheetz
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