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Physics, 05.05.2021 03:20 yejinschoi3007

A train is speeding down a railroad track at a speed of 50 miles per hour. From whose reference point is the train not moving? OA. a person sitting on the tracks 1 mile in front of the train
ОВ. a person standing to the side of the railroad tracks
OC. a person sitting on the tracks 1 mile behind the train
OD. a person sitting on the train​

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A train is speeding down a railroad track at a speed of 50 miles per hour. From whose reference poin...
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