Which correctly lists three different geologic features that help scientists determine the relative ages of rocks by their positions? magma, erosion, and intrusions
erosion, magma, and cross-cutting relationships
intrusions, index fossils, and magma
index fossils, intrusions, and cross-cutting relationships

index fossils, intrusions, and cross-cutting relationships

Explanation:

The relative ages of rocks involves using relationships within a sequence to infer the likely age of a rock unit.

There several principles that can be used to infer the relative ages of rocks.

answer; surplus food; is the correct answer; ///

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