4.2 Restless Continents sci. Flashcards Preview

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Flashcards in 4.2 Restless Continents sci. Deck (4):

the hypothesis that states that the continents once formed a single landmass, broke up, and drifted to their present locations.

continental drift


the process by which new oceanic lithosphere forms as magma rises toward the surface and solidifies.

sea-floor spreading


are places where sea-floor spreading takes place.

mid-ocean ridges


When Earth's magnetic poles change places.

magnetic reversal