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MCAS Physics Exam Practice

Category - Introductory Physics

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A copper sphere, a glass sphere, a plastic sphere, and a rubber sphere are placed on individual insulating stands. A student touches each sphere with an electrically charged object.The sphere made of which material will distribute the electric charge fastest over its entire surface area?

copper
glass
plastic
rubber

Explanation

Answer: A - copper

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MCAS Physics Exam Practice

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