A 500-kg cannon fires a 4.0-kg projectile with a velocity of 500 m/s relative to the ground. What is the recoil speed of the cannon?
A) 1.0 m/s
B) 2.0 m/s
C) 4.0 m/s
D) 6.0 m/s
E) 8.0 m/s

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The Answer of A 500-kg cannon fires a 4.0-kg projectile with a velocity of 500 m/s relative to the ground. What is the recoil speed of the cannon?
A) 1.0 m/s
B) 2.0 m/s
C) 4.0 m/s
D) 6.0 m/s
E) 8.0 m/s

A 500-Kg Cannon Fires a 4