How many nanoseconds does it take light to travel a distance of 3.20 km in vacuum?

Distance covered by the light = 3.20 km = 3200 meter

speed of the light is

so here time to cover the given distance

as we know that

So the time tocover the distance in nanosecond unit is

the answer is a)

mark brainliest

hi,

what occurs during a solar eclipse?

there are small tides across earth.

the moon is between earth and the sun.

p.s. im not sure if the first answer is correct because during a solar ecliphse there are spring tides and i dont know if they are the same.