Jill has found evidence that suggests that individual volcanoes produce igneous rocks with a certain chemical signature. she predicts 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 prediction?
a- observe and describe a volcanic eruption
b-perform a controlled experiment on a volcano
c-model the formation of an igneous rock
d-collect and test rock specimens
Answers: 2
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