<h2><u><em>In a 4/4 time signature, a whole rest lasts for four beats, a 1/2 rest for two beats, a 1/4 rest for one beat and an 1/8 rest for half a beat. An eighth rest is half the length of a quarter rest.</em></u></h2>
Because the musculoskeletal system gives humans the ability to move so you might need to know the positions to see how they used the musculoskeletal system