Stopping safely
Quiz by Oak National Academy: GCSE Physics AQA Higher
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6 questions
Show answers
- Q1Match the following key terms to their definitions.Users link answersLinking30s
- Q2A lorry is attempting to slow down to a stop. What will happen to the stopping time and stopping distance if the braking force increases?Users sort answers between categoriesSorting30s
- Q3Match each of the following safety features to its function.Users link answersLinking30s
- Q4Why does padding decrease the size of impact forces?It produces larger forces to stop things more quickly.It decreases the duration of the impact.It lowers the initial momentum of objects.It produces smaller forces to stop things more quickly.It increases the duration of the impact.30s
- Q5A lorry of mass 5000 kg travels at a velocity of 18 m/s. The brakes produce a braking force of 15 000 N on the wheels. Calculate the stopping time for the lorry. Give the unit.Users enter free textType an Answer30s
- Q6Two cars have the same momentum of 12 000 kg m/s. It takes one car 0.20 s to stop, and the other one stops in 0.05 s. Calculate the difference in the stopping forces acting on the cars.60 000 N180 000 N80 000 N240 000 N30s