A-LevelPhysicsTemperatureOct/Nov 2009Paper 1 Q161 Mark
The diagram shows an ice cube floating in water. [Figure 16.1] Both the ice cube and the water are at 0°C. Which statement correctly compares the molecular properties of the ice and those of the water?
AThe mean inter-molecular potential energies are the same for both the ice molecules and the water molecules.
BThe mean inter-molecular separations are the same for both the ice and the water.
CThe mean kinetic energies are the same for both the ice molecules and the water molecules.
DThe mean total energies are the same for both the ice molecules and the water molecules.
✓ Correct Answer
The correct answer is C. This question tests the candidate's understanding of temperature within the Physicssyllabus. The examiner's mark scheme requires...
📋 Examiner Report & Trap Analysis
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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