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Global challenges practice questions

Practise mixed syllabus-aligned questions for Global challenges. Aligned to OCR Gcse Physics A Gateway.

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a. Estimate A car with a mass of 1200 kg is travelling at 20 m/s. The driver performs an emergency stop, bringing the car to rest in 2.5 seconds. Estimate the average braking force exerted on the car during this stop. [4 marks] b. Justify Justify whether this estimated braking force is a reasonable value for an emergency stop on a public road. [2 marks]

Global challenges questions | OCR GCSE Physics A Gateway | ExamCompanion