Quote: motion is relative to a frame of reference; a dropt stone follows a straight line in a stationary frame and a parabolic curve in a moving frame

Quotation Skeleton

The purpose of mechanics is to describe how … It is not clear what is to be … is traveling uniformly, and drop a stone on … I see the stone descend in a straight … the earth in a parabolic curve. … we replace [motion in space] by "motion relative to a … [or mathematically, a] "system of co-ordinates,"   Google-1   Google-2

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Topic: special relativity (73 items)