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A tennis ball is hit at an angle of 20° to the horizontal with a velocity of 21 m/s. What is its velocity in the y-direction? A. 7.2 m/s B. 19.7 m/s C. 6.8 s D. 0.9°
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A tennis ball is hit at an angle of 20° to the horizontal with a velocity of 21 m/s. What is its velocity in the y-direction? A. 7.2 m/s B. 19.7 m/s C. 6.8 s D. 0.9°

User Davit Tvildiani
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The answer is: B

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User David Baucum
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