On Mon, 25 Jan 2016 02:15:02 -0000, nospam wrote:

In article , tlvp
wrote:

...
two similar sized vehicles traveling at 30 mph that collide head-on is
equivalent to a collision of one hitting a brick wall at 30 mph.
...

Really?

really.

Which of the two comes out damaged, as it would if "hitting a brick
wall", and which comes out undamaged, as it would if only the other were
"hitting a brick wall" :-) ?

both are damaged.

Then you need a stronger device for the explanation. To make them identical, you need a concrete bridge support which doesn't move at all.

--
Why don't Siamese cats come in pairs?