Question

choose all that apply

1. 1 pts.

in “relative dating” scientists use index fossils to allow them to... (mark all that apply)
a. determine the exact age of a fossil
b. figure out if a fossil is younger or older the index fossil which in turn depends on if the fossil is above or below the index fossil in the rock strata
c. only get a rough approximate of a fossils age
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Explanation:

Relative dating uses index fossils and rock strata to establish the relative order of fossils (older/younger based on position) and only provides a rough approximate age, not an exact numerical age.

Answer:

B. figure out if a fossil is younger or older the index fossil which in turn depends on if the fossil is above or bellow the index fossil in the rock strata
C. only get a rough APPROXIMATE of a fossils age