A cannon at the top of a 181 m high cliff fires at a pirate ship. The cannonball has an initial velocity of 138 m/s at 30° above horizontal. Ignore air resistance.
(a) How long does it take for the cannonball to land in the water near the pirate ship?
s
(b) How far out from the cannon does the cannonball land?
m
(c) At what angle (positive angle below horizontal) is the cannonball traveling when it hits the water?
°