sentence: attack by means of a deliberate collision types of attack by means of a deliberate collision include : striking with the body : unarmed striking , punching , kick striking with a weapon , such as a sword , club or axe ramming with an object or vehicle , e.g. : a car deliberately crashing into a building to break into it a battering ram , medieval weapon used for breaking down large doors , also a modern version is used by police forces during raids an attacking collision with a distant object can be achieved by throwing or launching a projectile .