[quote=So Boerd]
Stab an ice pick as hard as you can against an angled piece of metal. Then use a hammer. The ice pick catches an angle and glances. The hammer smashes.Law of conservation of energy. The arrow is going fastest at close range, before air resistance works on it.
[/quote]

I'm talking 10-15 feet, I don't think it'll penetrate. But, this is, again, my perception