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Leikakei113 Leikakei113
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Posts: 701
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6 years ago

What was the first evidence that suggested the Earth's crust might be broken into pieces?
  a. Echo soundings aboard the Meteor
  b. Plotting of deep earthquakes in the Pacific Ring of Fire
  c. Radiometric dating
  d. Radioactive decay

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wrote...
6 years ago

ANS: B
The deep earthquakes were plotted at the edges of the Pacific. The large area of those earthquakes was
aptly named the Pacific Ring of Fire. Seismographs revealed a worldwide pattern of earthquakes and
volcanoes. Information can be found in the section Wegener's Idea Is Transformed.

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