Lauryn serves a volleyball with a mass of 2.1 kg. The ball leaves her hand with a speed of 30 m/s. Find the energy of the ball

Hi! Let's see.

Explanation:

Data:

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Use the kinetic energy formula:

Replace by the data:

We multiply speed squared:

Multiply in the numerator, without forgetting the units:

Both numerator and denominador operations are divided:

The kinetic energy is 945 Joules.

Cordially Alejanndraax. Greetings!

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