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He used a navy ship to sound the sea floor. He found out magma was coming out of the mantle and into the sea floor.

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11y ago

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What was Harry Hess's discovory?

sea floor spreading


Who suggested sea floor spreading?

Harry Hess


Who proposed sea floor spreading?

Harry Hess YAY;-)


Who came up with sea floor spreading?

Harry Hess =)


Who discovered Seafloor Spreading?

Henry H. hess


What was harry Hess important scientific contribution?

sea floor spreading


Who proposed the theory of seafloor spreading based on maps of the ocean floor?

The theory of seafloor spreading was proposed by Harry Hess, a geologist and Navy officer, in the early 1960s. He proposed that new oceanic crust is formed at mid-ocean ridges and then spreads outward. This theory helped to explain the mechanism behind continental drift and plate tectonics.


When did harry hess propose seafloor spreading?

Harry Hess proposed the idea of seafloor spreading in the early 1960s, with his initial proposal being presented in 1960. This concept revolutionized our understanding of plate tectonics and the movement of the Earth's lithosphere.


Who had the theory of sea floor spreading?

Harry Hess came up with the theory of seafloor spreading . Alfred Wegener came up with the idea of continental drift NOT sea-floor spreading.


Who had the sea floor spreading theory?

Harry Hess came up with the theory of seafloor spreading . Alfred Wegener came up with the idea of continental drift NOT sea-floor spreading.


Which was not included in the support for harry hess's hypothesis sea floor spreading?

Granitic strips in the ocean floor ... Novanet


What is the process in which new seas floor forms as older sea floor is pulled apart?

Seafloor Spreading created by harry hess