Recent content by Nkele

Ok, thank you very much for clarification

So is using just velocities o calculate magnitude acceptable

Homework Statement Aplayer bounces a 0.43-kg soccer ball off her head, changing the velocity of the ball from Vi = (8.8 m/s)x + (-2.3 m/s)y [FONT=PT Sans] to [FONT=PT Sans]Vf = (5.2 m/s)xN + (3.7 m/s)y[/B] . If the ball is in contact with the player’s head for 6.7 ms, what are (a) the...