Question

definition reference point​

Answer 1

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Explanation:

A reference point is a place or object used for comparison to determine if something is in motion. An object is in motion if it changes position relative to a reference point. Objects that are fixed relative to Earth – such as a building, a tree, or a sign - make good reference points.

Answer 2

Answer:

a object/place used for comparison to determine if something is in motion called Reference point..