Mathematics, 14.10.2020 14:01 cadanceowasso
The kinetic energy k of an object in joules is given by the formula k=1/2mv² where m is the object's mass in kilograms and v is its velocity in meters per second. An object’s velocity is 20 meters per second, and its kinetic energy is 48,000 joules. If it speeds up to 40 meters per second, what is its new kinetic energy?
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The kinetic energy k of an object in joules is given by the formula k=1/2mv² where m is the object's...
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