Fingerprints, footprints, and clothing fibers are 3 pieces of evidence that can be used to solve crimes.

What do Crime Scene Investigators look for at a crime scene?

The act of matching a “shoe print” to the brand of shoe of a victim or perpetrator is called:

Matching a shoe to the person who wore it is called

By analyzing _______ from clothing, furniture or carpeting, investigators can sometimes determine if a suspect was at a crime scene.

Two general types of fibers include: _____________ and___________________.

Which is not a fiber made from plants?

___________ is the most prevalent plant fiber.

Wool is hair from a

Name 4 synthetic fibers produced by chemicals:

When two objects come into contact with each other, each of these objects would leave or transfer particles to the other. This is known as: Locard’s Exchange Principle

Locard was credited with setting up the world’s first modern crime laboratory.

_________ evidence which is collected by a vacuum at the crime scene is not easily seen with the naked eye.

The science of examining ink is called ink __________.

The term “_________” means color.

When ink is exposed to certain solvents the colors _______and they can be _________ out.

When the edge of the paper is placed in water, ________ __________ moves the water up the paper.

Name the 3 ingredients ink is made up of: _________, ________, and __________.

In printing, _______ _____ gets it color from carbon.

__________ _________ makes white paint white

Mikhail S. Tswett realized that _______________ was an efficient method for separating compounds.

Fingerprints remain virtually the same for a person’s whole life.

What is left behind when you touch something?

In ancient Babylon, writers added their fingerprints to clay tablets to prevent forgery.

Sir Edward Henry’s system relies on the pattern of lines know as _________ _______ on the finger tips.

The first systematic use of fingerprints in the United States was used for ________ ________ and Test Takers.

AFIS stands for:

Loop, Arch and Whorl

A person’s gait (walk), dental records and voice can be used in addition to fingerprint to identify people.

Some Security Systems use recognition of the _______ found in a person’s eyes.

___________ devices include fingerprint and eye scanners.