question 3 this rock and wall is at the cloisters museum in new york city (on manhattan island). what are…

question 3 this rock and wall is at the cloisters museum in new york city (on manhattan island). what are the \scratches\ called, and how do they form? why are they in new york city?
Answer
Brief Explanations:
The "scratches" are likely glacial striations. They form when glaciers move and drag rocks and debris across the bedrock, scratching it. New - York City was once covered by glaciers during the last ice age, which is why these striations can be found there.
Answer:
The "scratches" are glacial striations. They form due to glaciers dragging debris across bedrock. They are in New York City because the area was once covered by glaciers.