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What is the energy of a 0.051 kg tennis ball moving at 9.7 m/s

1 Answer

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Answer: 2.390 J (joules).

Step-by-step explanation:

Given:

Mass of tennis ball = 0.051 kg

Velocity of tennis ball = 9.7 m/s

To find:

Kinetic energy of the tennis ball


Solution:

Using the formula for kinetic energy:

Kinetic energy = (1/2) * mass * velocity^2

Plugging in the values:

Kinetic energy = (1/2) * 0.051 kg * (9.7 m/s)^2

Kinetic energy = (1/2) * 0.051 kg * 94.09 m^2/s^2

Kinetic energy = 2.390 J

Therefore, the kinetic energy of a 0.051 kg tennis ball moving at 9.7 m/s is 2.390 J (joules).

User Moritzrupp
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