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Author Question: In the mid-twentieth century, oceanographers used what devices to map the ocean floor? a. ... (Read 56 times)

beccaep

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on: Aug 22, 2018

In the mid-twentieth century, oceanographers used what devices to map the ocean floor?
  a. Seismographs
  b. Convective current profilers
  c. Isostatic sounders
  d. Conductive detectors
  e. Echo sounders



Question 2

Oceanographers and seismologists further explored the theory of continental drift during the early- to mid-twentieth
  century by correlating patterns of earthquakes and ____.
  a. volcanoes
  b. fault lines
  c. isostatic equilibrium
  d. tectonic plates
  e. convection currents



aprice35067

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Reply #1 on: Aug 22, 2018
Answer to Question 1

e

Answer to Question 2

a


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