Physics · Oct / Nov 2021 · Paper 42 · Question 1
0625
As printed in the paper
The question as text
Fig. 1.1 shows a space rocket accelerating away from a launch pad. Fig. 1.1 Fig. 1.2 is a speed–time graph for the first 30 s of the rocket’s flight. 0 0 500 1000 speed m / s 1500 2000 10 time / s 20 30 Fig. 1.2
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1(a)[1]
(acceleration) increases
1(b)[2]
tangent drawn at 25 s
78 to 82 m / s2
1(c)[2]
(distance =) area under graph (stated or correct area clearly shown on graph) OR (400 x 10) / 2 OR (b x h) ÷ 2
2000 m
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