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5. Projectile Motion

Positive (Upward) Launch

5. Projectile Motion

Positive (Upward) Launch

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Three footballs are punted into the air at $32 m / s$ . Ball A has a launch angle of 34°, Ball B has a launch angle of 41°, Ball C has a launch angle of 57°. Which ball has the longest hang time? In other words, which ball is in the air for the longest time?
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A ball is thrown from the top of a 50-m-tall building with a speed of 40 m/s at an angle of 37° above the horizontal. How far horizontally does the ball travel before hitting the ground?
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17
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4
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A baseball player hits a pop fly ball. If the ball leaves the bat at $45 m / s$ at an angle of 68° above the horizontal, what is the maximum height, above the point of contact with the bat, that the ball will reach? Ignore air resistance.
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You throw a rock off the top of a tall building at an upward angle of 15°. At t=3 s, the rock's horizontal displacement from you is 52m. How high does the rock get above the top of the building?
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9
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5
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When an object is launched upward, how can you determine the maximum height it reaches using the kinematic equations?
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