WebWhich material rises from cracks in oceanic crust? (B) molten rock. Which statement describes the cyclic nature of seafloor spreading? (B) New oceanic crust is created. Which information did the Glomar Challenger study in 1968? (C) the age of rocks in various places in the ocean. Which concept is described in the theory proposed by Hess? (D ... WebSea-floor spreading — In the early 1960s, Princeton geologist Harry Hessproposed the hypothesis of sea-floor spreading, in which basaltic magma from the mantle rises to create newocean floor at mid-ocean ridges. 27. who were the two scientists who proposed the theory of seafloor spreading in the early 1960 Harry Hess and Robert Dietz :) 28.
Geol 100 Flashcards Quizlet
WebFeb 10, 2024 · The hypothesis of seafloor spreading was put forward by H. Harry Hess in 1960. By the use of the sonar, Hess was able to map the ocean floor and discovered the mid-Atlantic ridge (mid-ocean ridge ). He also found out that the temperature near to the mid-Atlantic ridge was warmer than the surface away from it. WebFeb 24, 2012 · Reveals how seafloor topography, magnetic polarity, and age are evidence for the sea floor spreading hypothesis. % topps now cards ebay
Seafloor Spreading Hypothesis ( Read ) Earth Science
Web20. the different evidences used in seafloor spreading theory Answer: Harry Hess's hypothesis about seafloor spreading had collected several pieces of evidence to support the theory. This evidence was from the investigations of the molten material, seafloor drilling, radiometric age dating and fossil ages, and the magnetic stripes. WebJan 11, 2024 · Seafloor spreading is a mixture different ideas and data. Continental drift and mantle convection are supported by bathymetric and magnetic data from the … WebGeologist and U.S. Naval Officer The seafloor slowly grows outward from He came up with the idea that the mid-ocean ridges as new crust is formed, continents move because the ocean pushing the continents along for the ride. floor is getting wider. 1. The age of ocean rocks The fact that rocks get older at equal rates the father away you get from a mid … topps npb 2022 販売店