A Hammer Is Thrown Upward with a Speed of 14

question 75

Multiple Choice

A hammer is thrown upward with a speed of 14 m/s on the surface of planet X where the acceleration of object in free fall is 3.5 m/s² and there is no atmosphere.What is the speed of the hammer after 8.0 s?

• A)7.0 m/s
• B)14 m/s
• C)21 m/s
• D)64 m/s

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