ed72 (ed72)

Race #3061

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Official speed 79.98 wpm (40.36 seconds elapsed during race)
Race Start August 23, 2018 11:30:02am UTC
Race Finish August 23, 2018 11:30:42am UTC
Outcome Win (1 of 2)
Accuracy 100.0%
Points 65.32
Text #3811410 (Length: 269 characters)

Any physical theory is always provisional, in the sense that it is only a hypothesis: you can never prove it. No matter how many times the results of experiments agree with some theory, you can never be sure that the next time the result will not contradict the theory.