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Geography, 18.01.2020 13:31 imalexiscv

Why do scientists study seismographs?
a. to learn about different rock samples
b. to determine the location of an epicenter
c. to analyze mineral content from earth’s crust
d. to observe temperature changes on earth’s surface

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Why do scientists study seismographs?
a. to learn about different rock samples
b. to...

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