Question

the prefix kilo - means which of the following?
one thousand
one - thousandth
one - hundredth

Explanation:

In the metric system, the prefix "kilo - " represents a factor of 1000. For example, 1 kilometer = 1000 meters. The prefix "milli - " represents one - thousandth (e.g., 1 millimeter = 0.001 meters) and the prefix "centi - " represents one - hundredth (e.g., 1 centimeter = 0.01 meters).

Answer:

one thousand