21. [/2 Points] DETAILS OBINPHYSS 3.P.026. MY NOTES | ASK YO The cliff divers at Acapulco, Mexico, jump off a cliff 27.2 m above the ocean. Ignoring air resistance, how fast are the divers going when they hit the water? :lm/s Need Help? _' 22. [-/2 Points] DETAILS OBINPHYSS 3.P.029. MY NOTES | ASK YO A bicycle and rider going 14 m/s approach a hill. Their total mass is 84 kg. (a) What is their kinetic energy? :3 (b) If the rider coasts up the hill without pedaling, how high above its starting level will the bicycle be when it finally rolls to a stop? l:m Need Help? _