Question

The speed of light is approximately 3×10⁵ km/s. Express this number using scientific notation.

a) 30×10⁴
b) 3×10⁶
c) 300×10³
d) 3×10⁵

Answer 1

The speed of light is approximately 3×10⁵ km/s, which can be expressed in scientific notation as 3×10⁵.

Step-by-step explanation:

The speed of light is approximately 3×10⁵ km/s.

This can be expressed in scientific notation as 3×10⁵.