Tectonics

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One single continent called
Pangaea
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Alfred Wegener published theory was
Continental drift
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South America and Africa fit with similar rock sequences
Geological evidence
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Similar fossils found in India and Antarctica
Biological evidence
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Mid Atlantic ridge proved
sea flood spreading
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Alternating polarity in the rocks
Paleomagnetism
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Consists of the crust and upper section of the mantle
Lithosphere
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The lower section of the mantle (semi molten- plates float on)
Asthenosphere
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Other cards in this set

Card 2

Front

Alfred Wegener published theory was

Back

Continental drift

Card 3

Front

South America and Africa fit with similar rock sequences

Back

Preview of the front of card 3

Card 4

Front

Similar fossils found in India and Antarctica

Back

Preview of the front of card 4

Card 5

Front

Mid Atlantic ridge proved

Back

Preview of the front of card 5
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