What is the kinetic energy of an 82kg scooter moving at a speed of 16m/s?

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Enhance your knowledge for the ASU PHY101 Exam. Prepare with multiple choice questions, flashcards, and explanations. Get exam ready with ease!

To calculate the kinetic energy of an object, you can use the kinetic energy formula:

[ KE = \frac{1}{2}mv^2 ]

Where ( KE ) is the kinetic energy, ( m ) is the mass of the object, and ( v ) is its velocity.

In this case, you have a scooter with a mass (( m )) of 82 kg and a speed (( v )) of 16 m/s. Plugging these values into the equation gives:

[ KE = \frac{1}{2} \cdot 82 \text{ kg} \cdot (16 \text{ m/s})^2 ]

Calculating the speed squared first:

[ (16 \text{ m/s})^2 = 256 \text{ m}^2/\text{s}^2 ]

Now substitute that back into the equation:

[ KE = \frac{1}{2} \cdot 82 \cdot 256 ]

Calculating that gives:

[ KE = 41 \cdot 256 = 10496 \text{ J} ]

Therefore, the kinetic energy of the scooter

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