Let’s Bounce

Today’s question: What Olympic event’s principal piece of equipment requires 100 9-inch tapered springs?

The answer: Trampoline
Rosie MacLennan, the reigning champ from Canada, is the 2013 and 2018 World Trampoline champion, 2012 and 2016 Olympic champion, and 2011 and 2015 Pan American Games champion in the individual trampoline event.