Question

The radius of the earth's orbit is 45,000,000 meters. What is the number in scientific notation?

A) 4.5 x 10-7
B) 4.5 x 107
C) 45 x 10-6
D) 45 x 106

Answer 1

I would say C because if u move the decimal to the right 7 places, you would get 45,000,000

Answer 2

The answer is 4.5 × 10^7