Question

A small organism with a length of 7.5x10^-6 meter tripled in size. Write the new length in standard notation.

Answer 1

l = 7.5 * 10^-6

3l = 3* (7.5* 10^-6)

 = 22.5 * 10^-6

000022.5 * 10^-6

move the decimal 6 places to the left

.0000225 meters

Answer: .0000225 meters