1. d = VT,
T =d/V = 32000m / 3*10^8m/s = 1.067*10^-4s.
2. T/Tr = 1.067*10^-4 / 0.4 = 2.6675*10^-4
of the reaction t.me, Tr.
If Galileo and his assistant were 16 km apart, how long would it take light to make the round-trip?
How does this time compare with reaction times of about 0.4 s?
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