“Yes, but the man on the platform will not see the strikes at the same time. This should prove that it is not only movement which can change your perception.”
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Well of course his position in space also affects his perception. If you and I are both standing still at different spatial distances from an event, we will observe that event at different times. Einstein’s chiddush is that speed also affects perception.
“Also, if the man on the train had super long hands and one was in front of the train and and the other in back, he would feel both strikes at the same time.”
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