Aconnon ball fired horizontally whit a velocity at 50m/ from the top of a cliff 90m high after how many seconds will it strike the plane at the foot of the cliff? at what distance from the foot of the cliff will it strike? whit what velocity will it strike the ground?

firearm identification is the process of analyzing the bullets and cartridge cases left at a crime scene to determine if they came from a particular firearm. marks on the bullets and cartridges may be common to every firearm of that type. these are called class characteristics.