Question

define the reference frame

Answer 1

Frame of reference consists of an abstract coordinate system and the set of physical reference points that uniquely fix the coordinate system and standardize measurements. In n dimensions, n + 1 reference points are sufficient to fully define a reference frame. 

Answer 2

Reference frame meaning:: In physics, a frame of reference consist of an abstract coordinate system and the set of physical reference points that uniquely fix the coordinate system and standardised measurement is called reference frame

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