The Work-Energy Theorem Is Applied to the (Frictionless) Flight of a Projectile

Multiple Choice

The work-energy theorem is applied to the (frictionless) flight of a projectile (launched from ground level) . The following statements are correct except

A) the work done by gravity on the projectile from launch point to highest rise is zero.
B) the direction of the velocity at the highest point is horizontal.
C) the final kinetic energy at impact is equal to the initial kinetic energy at launch.
D) the final speed at impact is equal to the initial speed at launch.