A 1 kg ball is thrown into the air with an initial velocity of 30 m/s. How much kinetic energy does the ball have?
Kinetic Energy = (1/2)mv²
m = 1kg, v = 30m/s
Kinetic Energy = (1/2) 1 30 * 30 = 450 J
Answer: 450 J
Explanation:
Kinetic Energy = 1/2 × mass × velocity²
Kinetic Energy = 1/2 × 1.0 Kg × 30 m/s²
Kinetic Energy = 1/2 × 1.0 Kg × 900
Kinetic Energy = 450 J