Yes, it is often assumed that Rømer measured the speed of light in one direction. It may seems trange, but Rømer velocity is also the velocity obtained ... ... <看更多>
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Yes, it is often assumed that Rømer measured the speed of light in one direction. It may seems trange, but Rømer velocity is also the velocity obtained ... ... <看更多>
How to measure the speed of light Galileo Galilei tried it in the 17th century by using lanterns on hill tops. In 1926, about 20 years after Albert... ... <看更多>