Shared Flashcard Set

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Connor H
Plate Tectonics
10
Science
7th Grade
02/19/2014

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Cards

Term
plate techtonic theory
Definition
crustal sections (plates) move around on mantel
Term
Continental collision
Definition
two continental (less dense) plates collide (ex.—India & Asia)
Term
Subduction
Definition
denser oceanic plate goes under less dense plate(ex.-California coast)
Term
Seafloor spreading
Definition
two oceanic plates move apart(ex.-Mid-Atlantic ridge)
Term
Rift valley
Definition
Two continental plates move apart (ex.-E. American Rift valley)
Term
TRANSFORM
Definition
plates slide by each other- ex—San Andreas Fault. (California)
Term
Continental collision create
Definition
Makes Mountains
Term
Plates move around on what
Definition
Plates move around by convection currents (p.111)
Term
how many major plates are there
Definition
13-14 major plates (p.107)
Term
Plate boundaries
Definition
where plates meet
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