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Describe the motion of an object in free fall near
the surface of the earth.
If you drop one ball and launch another horizontally
at the same time from the same height, will they
hit the ground at the same time?
If you fire a bullet horizontally and drop another
simultaneously, which will hit the ground first?
Relate the basic set of motion equations to trajectory
motion, neglecting air friction.
How can you predict whether the baseball is going
to clear the fence? What do you need to know?
Show how a position is specified in terms
of unit vectors.
How are velocity and acceleration defined
in terms of the vector displacement?
Show how relative velocities are combined
to obtain a resultant velocity.
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