Physics, 26.09.2021 21:00, cooper2017

Fig 3.1 shows the speed-time graph of a firework rocket as it rises and then falls to the ground 2
rocket
moving
upwards
speed
B
time
rocket
moving
downwards
Fig. 3.1
The rocket runs out of fuel at A It reaches its maximum height at B. Al Elt returns to the ground,
(a) (0) Starte the gradient of the graph at B. gradient
.11
00 State why the gradient has this value at B.
111

Fig 3.1 shows the speed-time graph of a firework rocket as it rises and then falls to the ground

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