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Plate Tectonics

QuestionAnswer
Alfred Wegener Came up with theory of continental drifting
Harry Hess Came up with seafloor spreading
Pangaea Continents before they drifted apart. Meaning all land
Continental Drift When the continents separated
Underwater ridge Magma rises and cools then forms ridges
Plate Tectonics the movement of the plate and lithosphere
Lithosphere crust and top part of the upper mantle
Plate Earths crust and top part of upper mantle moving
Plate Boundary Where plates meet
Divergent Boundary plate moves away and new seafloor is created (draw Picture)
Convergent Boundary Pushing together (draw picture)
Convergent Subduction Oceanic Crust goes under continental (draw)
Convergent Collisional two plates
4 pieces of evidence to support continental drifting fossils plant fossils climate rock structures
why is the idea of magnetic reversal important evidance for seafloor spreading
what type of plate boundaries creates new seafloor divergent
How can plate movement be measured by satellite and gps
why would scientists want to measure plate movement to predict when earthquakes will occur
iceland what is happening and what boundary is causing it the divergent boundary is splitting it in half
africa/red sea what is happening what boundary the land around it is splitting so it could be an ocean and divergent.
Himalayas what boundary and whats happening formed by convergent collisional
Mt vesuvias formed by convergent subduction when one plate goes under another
San Andreas Fault formed by transform and earthquakes
what is the mid atlantic ridge ridges from seafloor spreading underwater mountain ranges
what happened to the cities of pompeii and herculaneum in 79ad ash covered and magma preserved the city preserved the city
San Francisci in 1906 a huge earthquake hit
what disaster happend in washington mt saint helens erupted
what is the importance of the ring of fire it is where a lot of volcanoes and earthquakes are
where was the most powerful earthquake chile
Created by: sampayer
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