What is. 000 000 079 in scientific method

7.9^-8, rule of scientific notation is there must be only one whole number to the left of the decimal place, and the exponent (the ^-8) is how many places you move it to get the original number. In this case. 000000079. a negative exponent means to move the decimal place to the left while positive means to the right.

It would be 7.9 x 10^ (-8)