Question

Which of the following statements about volcanic eruptions is true?


A. Volcanoes store nuclear energy, causing them to erupt.


B. Convection currents in the mantle cause magma to rise to the surface and erupt from the volcano.


C. Volcanic eruptions occur when the internal pressure within the volcano drops below the pressure of the surrounding rock.


D. Magma erupts from the volcano because magma is only composed of gas bubbles, making it less dense than the rock around it.

Answer 1

Answer:

d

Explanation:arent u from west palm beach?

Answer 2

The Reason for Volcanic eruptions is melted rock or magma composed of gas bubbles, making it less dense than the rock around it, and thus Volcano erupts. So Correct option is D.

Volcanic Eruptions

The reason for Volcanic eruptions is Magma. Magma is a form of melted rock, which has less density than the rock around it. When enough magma builds up in the magma chamber, it tries to find a way to erupt. Thus it creates a force for way upto the surface. And this is causes volcano eruptions.

Therefore, the correct option is D. Volcano erupts because magma is only composed of gas bubbles, making it less dense than the rock around it.

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