Stopping distances

2 lessons in Forces.

18 exam questions · 45 marks

5.20 Stopping distance and reaction time Stopping distance as thinking distance plus braking distance, typical reaction times, factors that affect thinking distance, and how to measure reaction time with a ruler drop. AQA Edexcel OCR 9 questions 5.21 Braking distance and large decelerations Factors that affect braking distance, why braking distance rises with the square of speed, the energy transfers in braking, and the dangers of large decelerations. AQA Edexcel OCR 9 questions