Forces and braking

Question 1

Define stopping distance of a car

Answer 1

Stopping distance = thinking distance + braking distance

Question 2

Define thinking distance

Answer 2

Thinking distance is how far the car travels during drivers reaction time

Question 3

Define braking distance

Answer 3

Braking distance is the distance taken to stop under braking force (Once brakes are applied)

Question 4

What factors affect drivers reaction time ?

Answer 4

If the driver is tired, alcohol, drugs and distractions such as mobile phone in car could also distract the driver

Question 5

What factors that affect cars braking distance ?

Answer 5

Wet or icy conditions, worn out tyres because reduces friction between tyres and road

Question 6

What factors that affect cars braking distance ?

Answer 6

Wet or icy conditions, worn brakes and worn out tyres because reduces friction between tyres and road,

Question 7

Explain the dangers caused by large decelerations

Answer 7

Large decelerations may lead to brakes overheating and/or loss of control.