What was Drummond Matthews theory?
Drummond Matthews, a geophysicist whose work provided a critical underpinning for the theory that Earth’s crust consists of large rigid plates, died July 20 in Taunton, England. He was 66 and lived in the nearby town of Porlock. The cause was a heart attack, said officials at Cambridge University, where Mr.
What was the contribution of Fred Vine and Drummond Matthews to the theory of plate tectonics?
It became known as the Vine-Matthews-Morley hypothesis, recognising the work of Canadian geologist Lawrence Morley who had independently come up with the same idea. It became the first scientific test of sea floor spreading, and a crucial development in the theory of Plate Tectonics.
What did Vine and Matthews discover?
The Vine–Matthews–Morley hypothesis, also known as the Morley–Vine–Matthews hypothesis, was the first key scientific test of the seafloor spreading theory of continental drift and plate tectonics. Its key impact was that it allowed the rates of plate motions at mid-ocean ridges to be computed.
What two theories were combined to make modern plate tectonics?
What two theories were combined to form the theory of plate tectonics? Continental Drift and Seafloor Spreading.
What did Frederick Vine discover?
Frederick John Vine FRS (born 17 June 1939) is an English marine geologist and geophysicist. He made key contributions to the theory of plate tectonics, helping to show that the seafloor spreads from mid-ocean ridges with a symmetrical pattern of magnetic reversals in the basalt rocks on either side.
What did Dan McKenzie discover?
Dan McKenzie published his first article on plate tectonics, providing a mathematical model for convection in the mantle explaining the movement of the earth’s crust, “The viscosity of the lower mantle” (McKenzie, 1966).
Why was the Vine and Matthews explanation of magnetic striping considered so significant?
b) Why was the Vine and Matthews explanation of magnetic striping considered to be so significant? It was the piece of evidence that finally convinced scientists that seafloor spreading was a reality since it clearly demonstrated that new oceanic crust was constantly being created at the mid-oceanic ridges.
Who discovered the magnetic reversal?
The first systematic evidence for and time-scale estimate of the magnetic reversals were made by Motonori Matuyama in the late 1920s; he observed that rocks with reversed fields were all of early Pleistocene age or older.
Who discovered magnetic striping?
It was during this time that Arthur Raff and Ronald Mason made a fascinating discovery. The two men were conducting a magnetic survey of the Pacific Ocean seafloor off the coast of Oregon.
Why did Pangea split apart?
Scientists believe that Pangea broke apart for the same reason that the plates are moving today. The movement is caused by the convection currents that roll over in the upper zone of the mantle. This movement in the mantle causes the plates to move slowly across the surface of the Earth.
What was Frederick J Vine theory?
What did drum Matthews contribute to the theory of plate tectonics?
Drummond Hoyle Matthews FRS (5 February 1931 – 20 July 1997), known as “Drum”, was a British marine geologist and geophysicist and a key contributor to the theory of plate tectonics. His work, along with that of fellow Briton Fred Vine and Canadian Lawrence Morley, showed how variations in the magnetic properties…
Who is Drummond Matthews?
Reproduced here for educational purposes only. Drummond Hoyle Matthews (5 February 1931 – 20 July 1997) was a British marine geologist and geophysicist whose research and field studies contributed significantly to the plate tectonics theory.
What did Drummond and Matthews contribute to the theory of continental drift?
Their work established the mechanism for see floor spreading and validated Alfred Wegener’s theory of continental drift. Drummond H. “Drum” Matthews grew up in the coastal village of Porlock in Somerset in the southwest of England. The early exposure to the ocean had a huge impact on his life and later career as a marine geologist.
What is drum Matthews famous for?
British marine geologist and geophysicist. Drummond Hoyle Matthews FRS (5 February 1931 – 20 July 1997), known as “Drum”, was a British marine geologist and geophysicist and a key contributor to the theory of plate tectonics.