A2-kg bowling ball is 1 meter off the ground on a post when it falls just before it reaches the ground it is traveling 4.4m/s assuming that there is no air resistance witch statement is true a) the mechanical energy is conserved b) the initial potential energy is less then the final kinetic energy c) the mechanical energy is not conserved d) the initial potential energy is greater then the final kinetic energy
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Ответ:
Your answer will be A) The mechanical energy is conserved (:
Ответ:
The speed at the first quarter checkpoint is 0.74 m/s. The speed at the second quarter checkpoint is 1.40 m/s. The speed at the third quarter checkpoint is 1.61 m/s. The speed at the finish line is 1.89 m/s.
Explanation: I did the assignment and got it correct :)