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Chemistry, 12.12.2020 16:30 geo58

How did scientists discover that rocks farther away from the mid-ocean ridge were older than those near it? a. by measuring how fast sea-floor spreading occurs
b. by observing eruptions of molten material on the seafloor
c. by determining the age of rock samples obtained by drilling on the seafloor
d. by mapping rocks on the seafloor using sonar

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