The correct for miles per second would be mi/s.

I don't think shock waves will propagate through vacuum, but debris are
a possibility.

Perhaps this can be an excellent occasion to search for ancient life on
Mars from the debris.


Isaac



Em 04/03/2013 09:47, cdb escreveu:
> I wish (to harp back to an earlier post I made) they would not list miles=
=20
> per second as m/s - for a second I couldn't work out how 35km/s =3D 22 me=
tres=20
> per second, until my brain kicked in and  managed to multiply by 0.6 and=
=20
> realised that m=3D miles not metres. <hmmph>!!
>
> I wonder how long it would take for any shock wave or debris to reach us=
=20
> from Mars if it did hit?=20
>
> Colin
> --
> cdb, colin@btech-online.co.uk on 4/03/2013
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