A student fires a cannonball diagonally with a speed of 21 m/s from a height of
43m as shown. Neglect drag. Determine all unknowns and answer the following
questions.
How long did the ball rise?
seconds
What was the ball's maximum height above the ground? meters
How long did the ball remain in the air?
seconds
How far from the base of the building did the ball land?
meters
How fast was the ball moving as it struck the ground?
m/s -
At what angle (with the horizontal) did the ball land?