5000 meters. The prefix kilo- denotes multiplication of 1000. Using this knowledge, a kilometer can be translated to 1000 meters.
The units also each have a shorthanded symbol, kilometer is km and meter is m.
1 km = 1000m
Using this, we can rewrite this equation to fit our problem
5 km = ?m
Substitute in meters for kilometers.
5 (1000m) = 5000m
Giving us the correct answer of 5000 meters.
