vehicle passing a slower vehicle on a 2 lane road with approaching traffic

[Spacejunkie]

This is applied physics for  driver education.

Will there be a head on collision?

As a variation, try passing on a blind curve.

[AlisonScot]

I really want to know How does the site crawl and most of the information about it is enough to explain?

[Gasdasmi]

I'm going to sign up for this forum to get more insights.