You calculate that 0.000345 m is the answer to a problem. You are asked to write
your answer in scientific notation. Which answer is correct? *
A~ 34.5 x 10^-5m
B~ 345 x 10^6m
C~ 3.45 x 10^-5 m
D~ 3.45 x 10^-4 m
Explanation: The number is a small decimal which tells us we have divided by 10 and we are working with a negative index of 10. Scientific notation has one digit nefore the decimal point.. 0.000345 p= 3.45 ×10^−4