1.what is a medulla? what do forensic scientists use this for?

A medulla is a group of cells that are going through hair, forensic scientist use it to find out the pigment, (color), and the shape.

medulla, a set of cells that runs through a hair. The medulla is typically different depending on which species the hair came from. This is one way to distinguish between animal and human hair.

dec 23, 2016 - a load of bricks weighing 680 n a distance of 10 m across a parking lot. if if the worker pushes the cart with a constant force of 209 n, what work= force x distance = 220 n x 10 m = 2200 n.m = 2200 j i don't know where the person got it from, but the initial part, work= force x distance me.