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Biology, 03.09.2020 17:01 mykalwashington

PLEASE HELP ASAP What was Mohorovičić's observation? A. Seismic waves travelled at constant speeds. B. Seismic waves travelled at varying speeds. C. Seismic waves could not go through the brittle crust. D. Seismic waves penetrated all Earth's layers.

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PLEASE HELP ASAP What was Mohorovičić's observation? A. Seismic waves travelled at constant speeds....
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