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100 metres - Wikipedia
What Are the Rules for the 100-Meter Sprint? - LIVESTRONG.COM
100 Metres - World Athletics
5 Components of the 100m - TeachPE.com
100m World Records - Topend Sports
100M Sprint Rules - SportsRec
100m at the Olympic Games - Topend Sports
How to Sprint 100 Meters (with Pictures) - wikiHow
100m, 200m, 400m: Pace and Power - ActiveSG
100 metres facts for kids - Kids encyclopedia