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WITCHER [35]
3 years ago
12

What is the process of sea floor spreading?

Biology
2 answers:
marysya [2.9K]3 years ago
8 0

Explanation:

Sea floor spreading is a process that occurs at mid ocean ridges,where new oceanic crust is formed through volcanic activity and then gradually moves away from the reach.

N76 [4]3 years ago
5 0

Answer:

(See Below)

Explanation:

[1] Magma comes out of the rift valley.

[2] Magma cools to rock and hardens.

[3] Rock is pushed away as new rock is formed at MOR (Mid Ocean Ridges)

[4] Oceanic crust and continental crust meet at the trench.

[5] Oceanic crust bends down under the continental crust.

[6] Gravity pulls rock towards mantle.

[7] Rock melts to mantle.

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The founder principle explains how rare alleles and certain combinations of alleles may be enhanced in new
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aleksley [76]

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Explanation:

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