Does making Dust Pictures on your car scratch paint?

[FungSHAIguy]

Oh and if someone throws a pebble rock hard will it scratch?
and by dust pictures i mean like rubbing it with ur finger

 

[Harry]

Yes.

 

[DAVE]

yes and yes, the dust will form a sandpaper like film between your finger and the paint.
throw it hard enogh it will dent too.