What term describes the straight scratches on rock surfaces created by glacial abrasion?

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Glacial striations are the straight scratches or grooves on rock surfaces that are created by glacial abrasion. Rock flour is the pulverized rock material created by the grinding action of glaciers. Glacial till refers to the unsorted sediment that is deposited by glaciers. Varves are layers of sediment that can be used for dating and studying past environmental conditions. Moraines are accumulations of debris that are carried and deposited by glaciers.

What Term Describes the Straight Scratches on Rock Surfaces Created