You are waiting at a train crossing, and you notice how the "STOP" sign appears to blink in a way that the lights rotate around the words. Using the principle of _____, you rationalize that each light must turn on and off in a pattern, rather than one light travelling around the sign.

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The Answer of You are waiting at a train crossing, and you notice how the "STOP" sign appears to blink in a way that the lights rotate around the words. Using the principle of _____, you rationalize that each light must turn on and off in a pattern, rather than one light travelling around the sign.

You Are Waiting at a Train Crossing, and You Notice