Factors Affecting Braking Distance (OCR GCSE Physics A (Gateway Science Suite)): Quizzes
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10 questions from this quiz
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Practise the questions
10 questions from this quiz
What does braking distance depend on?
What does braking distance depend on?
How effective the braking force is
How does vehicle speed affect braking distance?
How does vehicle speed affect braking distance?
Faster speed = longer braking distance
What is the typical braking distance for a car travelling at 20mph?
What is the typical braking distance for a car travelling at 20mph?
6m
What is the typical braking distance for a car travelling at 70mph?
What is the typical braking distance for a car travelling at 70mph?
75m
How much does braking distance increase from 30mph to 50mph?
How much does braking distance increase from 30mph to 50mph?
24m
What do wet or icy roads do to friction between tyres and the road?
What do wet or icy roads do to friction between tyres and the road?
Decrease friction
How do worn tyres affect braking distance?
How do worn tyres affect braking distance?
Increase braking distance
What happens when a vehicle's brakes are worn?
What happens when a vehicle's brakes are worn?
Braking force decreases
Why do icy roads increase braking distance?
Why do icy roads increase braking distance?
They reduce friction and cause skidding
What causes a car to skid more with worn tyres?
What causes a car to skid more with worn tyres?
Reduced tread lowering friction