A rock is thrown horizontally with a speed of 16 ms from a


1. A rock is thrown horizontally with a speed of 16 m/s from a vertical cliff of height 32 m.

(a) How long does it take to reach the horizontal ground below?

(b) How far will it land from the base of the cliff?

(c) What is the velocity (magnitude and direction counterclockwise from the +x-axis, which is the initial horizontal direction in which the rock was thrown) of the rock just before it hits the ground?

 

2. A soccer ball is kicked with an initial speed of 25 m/s at an angle of 24° with respect to the horizontal

(a) Find the maximum height reached by the ball.

(b) Find the speed of the ball when it is at the highest point on its trajectory.

(c) Where does the ball land? That is, what is the range of the ball?

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Physics: A rock is thrown horizontally with a speed of 16 ms from a
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