Edexcel OLevel Physics Revision Note (Updated)

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Lesson

Lesson-16.1.3- know that alpha (??) particles, beta (?????) particles, and gamma (??) rays are ionizing radiations emitted from unstable nuclei in a random process.

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Lesson-16.1.2- know the terms atomic (proton) number, mass (nucleon) number and isotope.Previous Lesson-16.1.4- describe the nature of alpha (??) particles, beta (?????) particles, and gamma (??) rays, and recall that they may be distinguished in terms of penetrating power and ability to ionize.Next