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20 September, 02:15

A car moving with a velocity of 20 meters/second has

1.8 * 105 joules of kinetic energy. What is the mass of the car?

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  1. 20 September, 03:19
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    Kinetic energy is the product of mass and the square of the velocity of the moving object. In this case, we substitute the given data, that is 1.8 x10^5 joules = m * (20 m/s2) ^2. Extracting the mass, the mass of the car therefore is equal to 450 kg
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