the two cars are approaching each other at 120 mph.
V1-(-V2)=120mph
If both cars are exactly the same weight their velocity is 0mph after
the crash. So if one car is traveling at 120mph and hits a wall and
after the crash its velocity is 0mph the two crashes are equivalent.
=120mph
K M wrote:
>
> Fill in please. If two Bricklins, each going 60 mph, have a head-on
> collision, that is like one Bricklin running into a brick wall at (how many
> mph)? Thanks, it will settle a debate, and it doesn't have to be Bricklins
> but it does have to be two moving, equal masses hitting head to head and the
> wall has to be immovable. Thanks, Kim.
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