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Card 6

Front

What is the texture of basalt?

Back

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Card 7

Front

How are pillow lavas formed?

Back

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Card 8

Front

What is normal polarity?

Back

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Card 9

Front

Two characteristics of the core thought to be generating the magnetic field

Back

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Card 10

Front

Explain how lavas can contain a record of the earths magnetic field at the time of their formation

Back

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Card 11

Front

Why are the stripes found at a divergent plate boundary irregular?

Back

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Card 12

Front

What is reversed polarity?

Back

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Card 13

Front

Why are there stripes on the ocean floor?

Back

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Card 14

Front

What is a geomagnetic reversal?

Back

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Card 15

Front

Describe the earthquakes found at divergent plate boundaries?

Back

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