1. stopping a car

how is the stopping distance of a car related to its speed? is it because f=m*a, so if it has a higher velocity the force will be greater?

2. Originally Posted by johnnyc418
how is the stopping distance of a car related to its speed? is it because f=m*a, so if it has a higher velocity the force will be greater?
More speed = More stopping distance needed.

3. Originally Posted by johnnyc418
how is the stopping distance of a car related to its speed? is it because f=m*a, so if it has a higher velocity the force will be greater?
2ax = v^2 - u^2 for constant acceleration.