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7.4 know that alpha (α) particles, beta (β− ) particles, and gamma (γ) rays are ionising radiations emitted from unstable nuclei in a random process
7.5 describe the nature of alpha (α) particles, beta (β− ) particles, and gamma (γ) rays, and recall that they may be distinguished in terms of penetrating power and ability to ionise
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Google classroom,5th Form, Radioactivity, Nuclear Radiation Quiz
Isaac Physics: