Biology, 08.02.2021 21:00, Kinglilray998

Jill hypothesizes that individual volcanoes produce igneous rocks with a certain chemical signature. She further hypothesizes that scientists could use an igneous rock's chemical signature to determine where the rock came from. What type of investigation should Jill perform to test her hypothesis?

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Jill hypothesizes that individual volcanoes produce igneous rocks with a certain chemical signature....