1. D

All will effect on the vehicle, but harsh breaking from the driver causes a skid

 

2. B

It can take up to 10 times longer to stop in ice

 

3. C

Will take 96 metres (315 feet) to stop

 

4. B

Should slow down gently, to allow more stopping distance from vehicle in front

 

5. B

Would take 4 times longer to break

 

6. C

In good conditions always allow at least 2 seconds