1.

The speed of light is 299,792,458 m/s(a) with respect to the earth(b) with respect to the sun(c) with respect to a train moving on the earth(d) with respect to a spaceship going in outer space.

Answer» (a) with respect to the earth
(b) with respect to the sun
(c) with respect to a train moving on the earth
(d) with respect to a spaceship going in outer space.


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