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Chemistry 15 Online
OpenStudy (anonymous):

Suppose a ball is tossed vertically. At the top of its trajectory: a. Its acceleration is zero b. Its acceleration is nonzero and toward the ground c. Its acceleration is nonzero and upward Question 3. Suppose a ball is tossed vertically. At the top of its trajectory: a. The net external force on the ball is zero b. The acceleration of the ball is zero c. The velocity of the ball is zero

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