P2207_fall10_lecture6 - average acceleration of the...

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Three trajectories for a thrown ball are shown below. b c a x y Which trajectory has the longest time of flight? A. a B. b C. c D. all the same
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Today: Motion in a plane (2-D motion) Position r(t), velocity v(t), acceleration a(t) Projectile motion
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v 1 v 2 v The velocity of a particle at two different times t 1 and t 2 is shown below (t 2 >t 1 ). Which vector best represents the
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Unformatted text preview: average acceleration of the particle between these two times? ? avg a A. B. C. D. A student sits on a cart moving at constant speed, and tosses a ball upward. If the student wants to catch the ball in his/her lap on the way down, in what direction relative to his body should he toss the ball? A. Throw behind. B. Throw straight up. C. Throw ahead....
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This note was uploaded on 10/27/2010 for the course PHYS 2207 at Cornell University (Engineering School).

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P2207_fall10_lecture6 - average acceleration of the...

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