Answer:
Cheerleading and dance are similar enough and generally are composed of like movements and choreography so that many people believe that they are interchangeable, and in fact, I would call the cheerleaders you see performing for professional NRL and NBL teams, dancers with pom poms, but ultimately the purpose of both activities is different.
The one vibrating faster if you think about when singing in order to hit high notes you must push air faster while when singing lower you slow down the speed o air being pushed its the same with high pitch Nd low pitch frequency higher equals faster and lower equals slower
Answer:
Starting in first position, then going into fifth with piled legs, adding a small bounce when starting, and spotting. First position is where one should start most actions. Fifth position allows one to get into the position for the pirouette. The bounce helps to create energy for the turn. Spotting allows one to keep turning without getting dizzy and falling.