The process by which magma rises forming new oceanic lithosphere layers is called.

continental drift

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sea floor spreading

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plate movement

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Solution

The correct option is B sea floor spreading
The process of pushing the oceanic crust on the sides of ridges, and the spreading of the ocean floor, is known as sea floor spreading.

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The process by which magma rises forming new oceanic lithosphere layers is called.

Q. how were Continental masses and ocean floors formed?

Q. Q. Consider the following Pairs With reference to Ocean Floor. Which of the following pairs is/are correct?

Different Ocean Floor	Meaning
1. Guyout	It is a flat-topped seamount
2. Ocean trenches	It is a narrow steep-sided valley that cuts into continental slopes and continental rises of the oceans
3. Turbidity current	It is a rapid, downhill flow of water caused by increased density due to high amounts of sediment

Choose the correct pair from the following code

Q. Sea floor spreading theory explained the absence of oceanic trenches at continental boundaries of Atlantic ocean.

With reference to Sea Floor Spreading, consider the following statements:
1. It occurs at divergent plate boundaries only
2. It provides supportive explanation for Continental Drift theory
3. It is non consistent at all mid-oceanic ridges.
Which of the above statement(s) is/are correct?

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The process by which magma rises forming new oceanic lithosphere layers is called.

The correct option is B sea floor spreading The process of pushing the oceanic crust on the sides of ridges, and the spreading of the ocean floor, is known as sea floor spreading.

The correct option is B sea floor spreading
The process of pushing the oceanic crust on the sides of ridges, and the spreading of the ocean floor, is known as sea floor spreading.