Lecture notes
Motion marking Scheme
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- O level physics
- Institution
- O Level Physics
Motion marking Scheme
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- Mark Scheme /Question Answer Marks AO Element Notes Guidance
1(a) 12.0 (s) 1
1(b) (distance = 100 – 96 =) 4.0 (m) 1
2(a) (average speed =) distance ÷ 3
time in any form (1)
(average speed =) 100 ÷ 12.0
(1)
(average speed =) 8.3 (m / s)
2(b) (student Q) as the steeper the 1
line the faster (the runner) ORA
3 any three from : 3
initially velocity increases OR
the metal ball is accelerating OR
(downwards) resultant force
resistance (of liquid) has
increased (as velocity increases)
downwards force (on metal ball)
= upwards force (on metal ball)
(at point X)
(metal ball) travels at constant
velocity / speed
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