Sedimentary rocks cannot be used to determine dates on the geologic time scale because the numerical age ________.
A)is the time that the rocks were exposed at the surface
B)retains too much error associated with diagenesis
C)is the age of the rocks that make up the sediment
D)is reset when the sediments are buried and cemented

Question

Quizplus · Accepted Answer

Sedimentary rocks are composed of particles from pre-existing rocks, so their age reflects the age of the original rocks, not the time of sediment deposition.

Sedimentary Rocks Cannot Be Used to Determine Dates on the Geologic