50j of work was preformed In 20 seconds. How much power was used to preform this task

explanation: in any substance/object, the particles inside it (atoms/molecules) constantly move in random directions and with random speeds (this motion is called brownian motion). as a result, the particles have some kinetic energy (which is proportional to the temperature of the substance).

explanation:

have a great day!

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iron would move it is magnetic there is a mag field around the current in the wire

answer; how far out of place which the object finished relative to the starting location;