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Unformatted text preview: ose points if your explanations are incomplete, if we can’t read your handwriting, or if your work is sloppy. Hand ­Written Problem: Tossing a Ball You toss a ball (mass = 140 g) straight up into the air. The ball leaves your hand with a speed of 10 m/s, at a height of 1.5 meters above the ground, such that the initial position vector is <0,1.5,0> m. Our unit vectors are defined such that the y ­direction points straight up into the air. In this problem you’ll use the energy principle to predict the speed of the ball when it has reached a certain height. You’ll also compute how high the ball will rise before it starts falling...
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