5. A projectile of mass 15.0 kg is shot horizontally with an initial speed of 12 m/s from a cliff with a height of 37.0
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5. A projectile of mass 15.0 kg is shot horizontally with an initial speed of 12 m/s from a cliff with a height of 37.0
5. A projectile of mass 15.0 kg is shot horizontally with an initial speed of 12 m/s from a cliff with a height of 37.0 m. For the instant before the projectile hits the surface, calculate each of the following: a) the final kinetic energy of the projectile. (6.5x10³ J) b) the final speed of the projectile (29.5 m/s)
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