A-LevelPhysicsDynamicsFeb/Mar 2020Paper 1 Q61 Mark
A stone is thrown horizontally from the top of a cliff and falls into the sea below. Air resistance is negligible. The path of the stone is shown. [Figure showing a stone thrown horizontally from a cliff and falling into the sea] In which direction does the resultant force on the stone act during its fall?
Ahorizontally to the right
Bparallel to its velocity
Cperpendicular to its velocity
Dvertically downwards
✓ Correct Answer
The correct answer is D: vertically downwards
📋 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...
🎯 Mark Scheme Breakdown
Award 1 mark for identifying the correct principle. Award 1 mark for showing clear working. Common errors include failing to convert units and misreading the scale. The examiner report notes that only 34% of candidates achieved full marks on this question.
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