The terms in bold link to topics in the AQA, Edexcel, OCR, WJEC and CCEA A-level specifications, as well as the IB, Pre-U and SQA exam specifications.
In the Sun’s core nuclear fusion produces photons that diffuse in a random walk. The resulting heating drives convection, so hot plasma reaches the solar surface. Interactions between plasma and the Sun’s magnetic field produce sunspots, flares and prominences.
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