Question

one kilometer is equal to ______ meters. *
○ 10
○ 100
○ 1000
○ 10,000
○ i dont know

Explanation:

The metric system defines the prefix "kilo-" as meaning 1000. So, one kilometer (km) is equal to 1000 meters (m) because "kilo" represents a factor of 1000 in the metric system for units of length.

Answer:

C. 1000 (Note: Assuming the options are labeled A to E with A being 10, B being 100, C being 1000, D being 10,000, E being I don't know. If the original option numbering is different, adjust the identifier accordingly, but the correct option text is "1000".)