Understanding Stopping Distances

Which of the following factors does NOT affect the stopping distance of a vehicle?

• Road conditions

• Vehicle colour

• Vehicle mass

• Speed of the vehicle

If a car is travelling at 30 miles per hour, how does doubling the speed affect the braking distance?

• It remains the same

• It doubles

• It triples

• It quadruples

What is the typical reaction time for a driver in good conditions?

• 0.5 seconds

• 1 second

• 1.5 seconds

• 2 seconds

How does wet road conditions affect the stopping distance compared to dry conditions?

• It decreases

• It remains the same

• It increases

• It doubles

Which of the following is the correct formula for calculating braking distance?

How does an increase in vehicle mass affect the stopping distance?

• It decreases

• It remains the same

• It increases

• It halves

What is the stopping distance for a car travelling at 20 miles per hour on a dry road?

• 12 metres

• 18 metres

• 24 metres

• 30 metres

Which of the following best describes the relationship between speed and stopping distance?

• Linear

• Exponential

• Quadratic

• Logarithmic

What is the effect of icy road conditions on stopping distance?

• It decreases by half

• It remains the same

• It increases significantly

• It doubles

If a driver takes 1.5 seconds to react, how far will a car travel during this reaction time at 40 miles per hour?

• 20 feet

• 30 feet

• 60 feet

• 88 feet