Chemistry, 14.02.2020 20:41 jojojolie6505
Erica throws a tennis ball against a wall, and it bounces back. Which force is responsible for sending the ball back to Erica?
A. the force that the ball exerts on the wall
B. the frictional force between the wall and the ball
C. the acceleration of the ball as it approaches the wall
D. the normal force that the wall exerts on the ball
Answers: 3
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Which of the following electromagnetic waves can create ions?
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Erica throws a tennis ball against a wall, and it bounces back. Which force is responsible for sendi...
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