The acceleration of free fall on the Moon is 1.6ms⁻². The Moon has no atmosphere. An astronaut standing on the surface of the Moon drops a feather. Which graph shows the variation with time of the speed of the feather during the first second of its fall?
✓ Correct Answer
The correct answer is A: straight line graph from (0,0) to (1 second, 1.6 m s⁻¹), indicating constant acceleration.
📋 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.
Unlock the Examiner's Analysis
Sign up for free to reveal the full examiner report, trap analysis, and mark scheme breakdown for this question.
Sign Up Free to Unlock →Join thousands of Cambridge students already using Oracle Prep