Question

Harry Hess discovered the Mid-Atlantic spreading ridge by using what

Answer 1

Echo sounding

Explanation:

Harry Hess discovered the Mid-Atlantic spreading ridge by using echo sounding techniques.

• Hess was a professor of Geology at Princeton University.
• After the second world war, series of equipment used were deployed for scientific use.
• The echo sounding was one of such devices that was adopted in mapping the sea floor.
• It works by sending an echo to the ocean floor and determining the height to the base by their reflection.
• From his works, he observed and noticed the mid-oceanic ridge.
• This led to the formulation of the theory of sea floor spreading.

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Sea floor spreading brainly.com/question/9912731

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