A-LevelPhysicsIdeal gasesOct/Nov 2012Paper 1 Q251 Mark
What leads to the conclusion that the movement of molecules is random?
Aevaporation of water at room temperature
Bconduction of electricity in water
Cconvection currents in air
Dmotion of dust particles in air
✓ Correct Answer
The correct answer is D. This question tests the candidate's understanding of ideal gases within the Physicssyllabus. The examiner's mark scheme requires...
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Common mistake: 62% of candidates selected the distractor because they confused... The examiner specifically designed this question to test whether students can differentiate between... To secure full marks, candidates must demonstrate...
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