Wegener's Theory of Continental Drift

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  • Created by: OctaviaL
  • Created on: 31-05-16 18:18
What did Wegener suggest the continents looked like 300m years ago?
All one landmass called Pangaea, which means "all land".
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What were the names and locations of the two continents Pangaea split into?
Laurasia in the North, Gondwanaland in the South.
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What four pieces of evidence did Wegener use to support his theory?
"Jigsaw fit", matching geological patterns, matching rock formations, fossils.
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Who first observed the "jigsaw fit"? When? And which continents?
Bacon, 1660, South America and Africa.
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What was Wegener's proffession?
Meteorologist.
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Where was evidence of glaciation of the late Carboniferous period (290m years ago) found?
South America, Antartica and India. Formation of these deposits cannot be explained by there current position, must have formed together then moved.
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Where have similar glacial striations been found?
Brazil and West Africa.
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Rock layers in the Appalachians match others where?
Greenland and West Europe.
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Where have Mesosaurus fossils been found?
Only in South America and South Africa.
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What sort of animal was a Mesosaurus?
A fresh water reptile.
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What has been found in Indian limestone that is similar to ones found in Australia?
Fossil brachiopods.
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What has been found in Alaskan coal samples?
Tropical plant remains, which indicate a previous warmer climate.
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What was the significance of the Goby fish in the BBC's 2012 article?
These two species of Goby fish are more genetically similar to each other than any two other species of Goby fish despite being 6000km apart in Madagascar and Australia.
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Other cards in this set

Card 2

Front

What were the names and locations of the two continents Pangaea split into?

Back

Laurasia in the North, Gondwanaland in the South.

Card 3

Front

What four pieces of evidence did Wegener use to support his theory?

Back

Preview of the front of card 3

Card 4

Front

Who first observed the "jigsaw fit"? When? And which continents?

Back

Preview of the front of card 4

Card 5

Front

What was Wegener's proffession?

Back

Preview of the front of card 5
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