A cannon is placed atop a hill that is 120 m high. The cannonball is fired horizontally with an initial velocity of 250 m/s. Find the magnitude of the ball's velocity (in m/s) just before it hits the ground (120 m below the starting point).

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A cannon is placed atop a hill that is 120 m high. The
cannonball is fired horizontally with an initial velocity of 250
m/s. Find the magnitude of the ball's velocity (in m/s) just
before it hits the ground (120 m below the starting point).
Transcribed Image Text:A cannon is placed atop a hill that is 120 m high. The cannonball is fired horizontally with an initial velocity of 250 m/s. Find the magnitude of the ball's velocity (in m/s) just before it hits the ground (120 m below the starting point).
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