Relative Dating Answers

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Which statement about how geologists study the ages of rock layers is true?

A
The law of superposition means that older rocks are on top.
B
Geologists can find the exact age of a rock by looking at its relative position.
C
The principle of original horizontality provides the basis for the law of superposition.
D
Relative age can be determined by using the concept of unconformity.
2
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A and B✔ B and CC and DD and A

A
A and B
B
B and C
C
C and D
D
D and A
3

✔ ABCD

A
A
B
B
C
C
D
D

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