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A projectile of mass m is fired horizontally with an initial speed of vo from...

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A projectile of mass m is fired horizontally with an initial speed of vo from a height of h above a flat, desert surface. Neglecting air friction, at the instant before the projectile hits the ground, find thefollowing in terms of m, vo, h, and g.(a) the work done by the force of gravity on the projectileW = mgh(b) the change in kinetic energy of the projectile since it was firedAKE = mgh(c) the final kinetic energy of the projectileKE= 1/2mv0+ mghX(d) Are any of the answers changed if the initial angle is changed?YesNo

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