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physicsgg

Teaching Radioactivity: Ions produced by radiation carry a current

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This demonstartes that a radioactive source produces radiation that will ionise the air. The conducting air completes a circuit to charge an electroscope. Use the circuit to show the ionising effect of the radiation and present it as a means of detecting ionising radiation.

Written by physicsgg

August 31, 2011 at 11:31 pm

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