Stopping Distances Flashcards
1
Q
Stopping distance
A
Thinking distance + breaking distance
2
Q
Thinking distance factors
A
- speed
- tiredness
- drugs
- alcohol
- inexperience
3
Q
Breaking distance factors
A
- speed
- mass
- brakes
- grip {road surface, weather, tyres}
4
Q
Momentum crash
A
- same momentum change
- time of impact increases
- reduced rate of momentum change
- reducing the force
- seat belt stretches
- increases area over which the force acts
- pressure on body decreases
