Question

Which of the following shows the number 0.00270 written in scientific notation and keeping only the significant figures?

2.7× 10-3

2.7 × 103

2.70 × 10-3

0.27 × 10-2

0.003

0.270 × 10-3

Answer 1

Third option since their are 3 significant figures and that’s the only one written in proper scientific notation with the correct amount of significant figures