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Distribution of Oceans And Continents
Question
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Define sea floor spreading.

Answer

The crust spreads away from the ridge and the ocean basin widens. This phenomena is known as sea floor spreading.

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Some More Questions From Distribution of Oceans And Continents Chapter

Who first propounded the theory of continental drift and when?

Mention the major plates of the earth.

Which plates are composed of mainly oceanic crust ?

In which two components Pangaea was split ?

What is polar wandering ?

What caused rapid uplift of the Himalayas?

Define sea floor spreading.

Name the southern continent which broke from Pangaea.

Centres of volcanic activity.

Periodic change in the position of magnetic pole.