Take a bite out of crime
I'm tired
Class or individual
Elementary Watson
100

This is the number of teeth the average adult has.

What is 32?

100

2 or 3-D marks that reflect the tread design and dimensional features of tires

What is tire impressions?

100

You find a Nike size 12 shoe print on the floor of a crime scene. The shoes appear new without much wear.

Class

100

every criminal leaves something behind at every crime scene

What is Locard's principle?

200

The front 4 teeth.

What are incisors? 

200
Blocks on a tire that form the tread pattern

What are ribs?

200

A tire impression is found at a crime scene. The tread pattern appears to have several large rocks embedded in it.

Individual

200

A shoe print that you can't see until it is dusted with something

What is latent?

300

The back 3 sets of teeth used for crushing

What are molars?

300

Small horizontal lines in tire treads designed to remove water.

What are sipes?

300

The victim of a rape has a bite mark on her arm. You can clearly see that the bite shows the person is missing the left top incisor.

class/individual

300

material commonly used to make a bite impression in so make a comparison

What is Styrofoam?

400

The last set of molars that are not always present

What are wisdom teeth?

400

Valleys in a tire tread

What is a groove?

400

The back door of a house is kicked in during a robbery. You find a shoe print on the door. The print is a Converse size 8.5 with a lot of wear on the toe area of the shoe.

individual

400

longer pointed teeth most mammals have 4 of

What is canine?

500

Outer layer of material on teeth

What is enamel? 

500

Tires on a new vehicle. 

What are OE tires?

500

At a crime scene a tire track with both tires is found. You measure the width of the vehicle to be 1.9m.

class

500

The main type of evidence used to wrongly convict Ray Krone

What is bite mark?

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