You are jogging along Zuma beach when you see a flash of fire up on a cliff, and then you notice the splash of a cannon ball next to you in the ocean. You instantly estimate from the puff of smoke) that the cannon

was fired a horizontal distance of 80 m from the top of a cliff 40 above your position Based on your

observation of the fiery explosion from the mouth of the cannon (as it was fired), you estimate that the

cannon bal was in the air for 3.0 seconds

What was the muzzle velocity of the cannon,

b. At what angle was it fired,

c. what is the y-component of its velocity just before it impacts the water,

d. and what is its velocity - magnitude and

e direction, just before it impects the water.