Which statements explain reasons why unconformities occur? Check all that apply.
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Explanation:
An unconformity is a widespread surface separating rocks above and below, which represents a gap in the rock record. Unconformities occur when either erosion wears away rocks, or rock deposits never form. Therefore, a time gap exists between when the rocks below the unconformity formed and when those above it
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Answer:
c. No sediment is deposited over a long time.
Explanation:
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