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Air Resistance and Terminal Velocity

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Environmental Science is the most important of all sciences. As the world enters a phase of climate change, unprecedented biodiversity loss, pollution and human population growth, the management of our environment is vital for our futures. Learn about Environmental Science on

Environmental Science

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Question: A perspex rod is charged positively. It is brought close to a metallic ball on an insulated stand, but does not touch. The experimenter touches the ball on the opposite side with her finger. What is the net charge on the ball afterwards?

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Nobody, not even the rain, has such small hands

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