Question

Scientific notation of 156,600,000,000 m is given as

• A. 1.566 × ${10}^{11}$ m
• B. 1.566 × ${10}^8$ m
• C. 15.66 × ${10}^8$ m
• D. 15.66 × ${10}^{11}$ m

Answer 1

The correct option is A

1.566 × ${10}^{11}$ m

In scientific notation, any number is expressed in powers of 10 and the decimal number must be in between 1 and 10.

Given number is, 156,600,000,000 m
$=1566\times {10}^8$
$=1.566\times {10}^3\times {10}^8$
$=1.566\times {10}^{11}$