Visualize (or draw)five, horizontal, sedimentary strata as exposed in a cliff or canyon wall identified by consecutive numbers, 1 being the lowest bed and 5 being the highest.Which of the following statements concerning the strata are true?
A)bed 5 is the oldest
B)beds 1 and 3 are older than bed 4
C)bed 4 is older than bed 2
D)bed 3 is older than beds 2 and 4

Question

Quizplus · Accepted Answer

In sedimentary strata, the principle of superposition states that in an undisturbed sequence, the oldest layers are at the bottom and the youngest are at the top. Therefore, beds 1 and 3 are older than bed 4.

Visualize (Or Draw)five, Horizontal, Sedimentary Strata as Exposed in a Cliff