Bullets
Tool Marks
Firearms
Marks on Surfaces
Gun Powder
100

This bullet is commonly used in a revolver

What is a Semi-Wadcutter?

100

cuts, impressions or abrasions made when contact occurs between a tool and a object

What is Tool marks?

100

An automatic gun is able to

What is repeatedly fire numerous bullets by a automatic reloading process?

100

Three different types of tool marks

What is indentation marks, abrasion marks and cutting marks?

100

Gun power is made up of

What is potassium nitrate, charcoal, & sulfur?

200

This exposed lead at the nose of this bullet causes  positive expansion

What is Round Nose bullets?

200

Tool marks are

What is circumstantial evidence?

200

Used in close combat

What is hand guns?

200

Investigators examine the saw marks made in the bones with

What is a microscope?

200

When the gunpowder is ignited, it will

What is expand 6x its size?

300

This bullet is very good defense ammo

What is a jacketed semi-wadcutter hollow point?

300

Common tools could be used to commit a crime such as

What is knives, hammers, screwdrivers, pry bars, etc?

300

Shotguns fire

What is small round pellets?

300

Impressions made by a tool when its pressed against a softer surface.

What is Indentation marks?

300

They’ve been using gunpowder since the

What is the 14th century in Europe?

400

This bullet is used in special designed semi-automatic pistols

What is a Wadcutter bullet?

400

Impressions made by a tool when its pressed against a softer surface.

What is Indentation marks?

400

A small hammer inside the gun is snapped forwards towards the

What is the primer?

400

Marks made when surfaces slide with one another.

What is Abrasion Marks?

400

These weapons were the earliest weapons to use gunpowder

What is matchlock weapons?