Multiple choice general knowledge science & technology Which of the following prefixes represents 10 raised to the power of -15? deci(d) atto(a) femto(f) pico(p) Reveal answer Fill a bubble to check yourself C Correct answer Explanation Femto (f) is the SI prefix for 10^-15, between pico (10^-12) and atto (10^-18). Common uses include femtometers in nuclear physics for measuring atomic nuclei and femtoseconds in laser science.