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Geography, 05.06.2020 17:57 sabrinarea041904
Why are ancient volcanic ash deposits important to geologists?
a. They form resistant rock layers containing fossils.
b. They are easily dated using carbon-14.
c. They serve as good geological time makers.
d. They indicate major areas where earthquakes occurred.
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Why are ancient volcanic ash deposits important to geologists?
a. They form resistant rock layers c...
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