When a substance is heated and its temperature rises, which statement about its particles…
Physics · IGCSE · Cambridge (CIE) — Thermal physics
When a substance is heated and its temperature rises, which statement about its particles is correct?
The particles become fixed in position.
The mass of the particles increases.
The average kinetic energy of the particles increases.
The particles move further apart.
Answer
(C) The average kinetic energy of the particles increases.
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