Asked by Sara Beth

The half-life of an element is important for determining the _______ of a rock.
A. relative age
B. absolute age
C. mineral makeup
D. decomposition rate

Is it B??

Which one of the following is not left in the land as a result of continental glaciers?
A. Eskers
B. Loess
C. Drumlins
D. Erratics

is it A?
Answered by DrBob222
I agree with 1 as B.
I don't think A is right for 2; look up the definition of each. A, C, and D definitions talk about glaciers; B does not.
Answered by Dayton
i believe number 2 is D. erractics