why is projectile motion important?

you may ask why is projectile motion important. there are many practical uses of projectile motion.most of the real life example are very complex.you can shoot a rocket to the moon,or study path of a quarterbacks football throw. not everyone needs to be an expert at projectile motion,but it is good for everyone to have a basic knowledge of how a motion will fly. everyone knows that if an object is throw up into the air that it will come back down eventually.​