Question

1. how many significant figures are in the speed of light, 3.0 x 10^8 m/s? a. 0 b. 2 c. 5 d. 8

Explanation:

Step1: Recall significant - figures rule

Non - zero digits are always significant. In the number \(3.0\times10^{8}\), 3 and 0 are significant.

Answer:

B. 2