I got a question for you: In geology, ripple marks are sedimentary structures (i.e. bedforms of the lower flow regime) and indicate agitation by water (current or waves) or wind.

Answer this question: what do ripple marks in sedimentary rock mean?
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This is the relevant information: In geology, ripple marks are sedimentary structures (i.e. bedforms of the lower flow regime) and indicate agitation by water (current or waves) or wind.
Therefore, the answer is agitation by water ( current or waves ) or wind.
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