- Mark Scheme /
Question Answer Marks AO Element Notes Guidance
1(a) friction / air resistance / drag 1
1(b) number greater than 0 AND 1
smaller than 750 (N)
1(c) 750 (N) 1
2(a) 4000 (N) (1) 3
(resultant force =) force to R −
force to L OR
12000 – 8000 (1)
(to the) left or forwards (1)
2(b) constant / steady speed 1
3 straight line through / from origin 2
with positive gradient up to 175
N (1)
smooth curve after 175 N with
increasing positive gradient
(1)
4(a) 0.12 m 1
Question Answer Marks AO Element Notes Guidance
1(a) friction / air resistance / drag 1
1(b) number greater than 0 AND 1
smaller than 750 (N)
1(c) 750 (N) 1
2(a) 4000 (N) (1) 3
(resultant force =) force to R −
force to L OR
12000 – 8000 (1)
(to the) left or forwards (1)
2(b) constant / steady speed 1
3 straight line through / from origin 2
with positive gradient up to 175
N (1)
smooth curve after 175 N with
increasing positive gradient
(1)
4(a) 0.12 m 1