Plate tectonic theories

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Who had the idea that the continents fit together?
A French geographer, named Antonio Snider-Pellegrino
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How has that theory been proved?
Identical rocks have been found in Africa and South America
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What is another piece of proof for the theory?
The Mesosaurus was found in South Amierca and Africa but it was a fresh water reptile
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What did Brain Harland find?
Glacial deposits in Namibia, which is a hot area. This means it was once an area at high latitude
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How does coal suggest that continents were once joined together?
Coal forms in hot, wet, tropical climates but is found in Antartica which is a cold climate
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Card 2

Front

How has that theory been proved?

Back

Identical rocks have been found in Africa and South America

Card 3

Front

What is another piece of proof for the theory?

Back

Preview of the front of card 3

Card 4

Front

What did Brain Harland find?

Back

Preview of the front of card 4

Card 5

Front

How does coal suggest that continents were once joined together?

Back

Preview of the front of card 5

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