a pitcher throws a 0.145-kg baseball at a velocity of 30.0 m/s. how much kinetic energy does the ball have?
3 answers
KE = 0.5m*V^2 = 0.225*(30)^2 = 202.5 J.
CORRECTION:
KE = 0.0725*(30)^2 = 65.25 Joules.
KE = 0.0725*(30)^2 = 65.25 Joules.
a pitcher throws a 0.145-kg baseball at a velocity of 30.0 m/s. how much kinetic energy does the ball have?