g A hill that has a 45.4% grade is one that rises 45.4 m vertical for every 100.0 m of distance in the horizontal direction. At what angle is such a hill inclined above the horizontal

when insulating materials rub against each other, they may become electrically charged . electrons , which are negatively charged, may be 'rubbed off' one material and on to the other. the material that gains electrons becomes negatively charged. the material that loses electrons is left with a positive charge.

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.

do you have a formula possibly

what is the actual question though?