If the length of an object decreases while its width and height remain unchanged , will its volume increase or decrease ? explain

a lot of it means it can be "burned" for energy and sold at one price. if it is scarce, the price will go up

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.