Geography Middle School

What type of activity occurs at mid-ocean ridges?


Ridge Push



Slab Pull

Answers

Answer 1

Answer: volcanic activity

Explanation: The vast majority of volcanic activity on the planet occurs along the mid-ocean ridge, and it is the place where the crust of the Earth is born. The material that erupts at spreading centers along the mid-ocean ridge is primarily basalt, the most common rock on Earth.

Answer 2

Answer:

Both.

Explanation:

Two processes ridge-push and slab-pull, are thought to be responsible for spreading at mid-ocean ridges. Ridge-push refers to the gravitation sliding of the ocean plate that is raised above the hotter asthenosphere, which creates a body force causing sliding of the plate down-slope.

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