Rimes involving firearms require mathematic skills, how is mathematics used in ballistics to determine the trajectory and distance of a bullet.

How does Math interface with Criminal Justice in terms of ballistics determining the trajectory and distance of a bullet?

There must be a link to mathematics

A minimum of five references, at least two must be from a non-internet source (e.g. book, journal, etc.)

Sources must be valid. That is you cannot use Wikipedia, blogs, ask.com, etc.

References should have an authoras name. Sometimes you will find information on a website, with no author. Thatas ok, as long as it is a valid website. A .gov, .edu, or an organization such as National Geographic