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Card 26

Front

How is the Earths magnetic field produced?

Back

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Card 27

Front

How does the magnetic field affect minerals in forming rocks?

Back

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Card 28

Front

What affect did Palaeomagnetism have on acceptance of Wegener's theory?

Back

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Card 29

Front

How can paleomagnetism be used to provide evidence for Harry Hess's theory of seafloor spreading?

Back

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Card 30

Front

What other methods can be used to support the theory of seafloor spreading?

Back

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Card 31

Front

What are the densities of oceanic and continental crust?

Back

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Card 32

Front

What are the three main categories of plate boundary?

Back

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Card 33

Front

What are the 4 types of fault? Examples?

Back

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Card 34

Front

Any more types of faults? Example?

Back

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Card 35

Front

What is the hypocentre?

Back

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