Does anyone know what is synchronized or has to be? i hate homework, i have to name 5 of those.?

Question

i have to name 5 of those for my homework, it's stupid! i can hardly name one! help a girl out and answer?

thank y'all so much :D

Answer 1

sychronized swimming, dancers in a show like a chorus line have to be synchronized or they will hurt each other, if times weren't sychnorized we'd never be able to make appointments or have meetings... That's 3 things... Um, oh! Choir singers have to sing the same words at the same time or they will sound horrible and there is also sychronized skating and diving ( =