[Answer] If an unshielded sample of radioactive material emits alpha particles what effect will it have on a person sitting in the next room? (Assume the wall between rooms is composed of concrete.)

Answer: None because the wall will block the radiation.

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If an unshielded sample of radioactive material emits alpha particles what effect will it have on a person sitting in the next room? (Assume the wall between rooms is composed of concrete.) Gamma (γ) radiation consists of photons with a wavelength less than 3x10 −11 meters (greater th...

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