Question

question 7
1 pts
the common unit prefixes femto means _.
4
10^(-15)
10^4
12
question 8
1 pts
a length of 1000 meters is also called a kilometer because the prefix kilo is a multiplier that means \one thousand\ or _.
10^2
10^3
0.0001
10^(-3)

Explanation:

In the International System of Units (SI), the prefix "femto" represents $10^{- 15}$, and the prefix "kilo" represents $10^{3}$.

Answer:

Question 7: 10^-15
Question 8: 10³