1/15 sec 25 
1/30 sec ISO 25 
1/100 sec ISO 50 
1/640 sec ISO 500 
1/2000 sec ISO 2000
Changing the shutter speed and corresponding change ISO effect the photo by changing the motion of the subject. In these photos, the subject is the ball in my hand. The change of the shutter speed and ISO make the ball gain a motion blur as I am tossing it.
excellent work