Question

1.Circle the correct answer.
a.The speed of light is approximately________per second.
a.3,00,000 km
b.3,00,000 m
c.30,000 km
d.3,000 km

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Answer 1

Answer:

The speed of light is approximately 3,00,000km per second.

Answer 2

Answer:

(a)

Explanation:

The speed of light is 3×10^8 m/s^2

So in km

300000 km/s