Forensics: Glass Analysis Quiz

The prime ingredient in glass is _______.

• carbon dioxide
• sodium oxide
• silicon dioxide
• calcium oxide

When a bullet penetrates a panel of glass, it leaves a crater shaped hole that

• is wider on the entrance side
• is smaller on the entrance side
• Forms randomly
• Both B & C

The larger opening of a crater-shaped hole in glass made be the penetration of a projectile indicates

• The exit side of the glass
• The entrance side of the glass
• The projectile was traveling at a low velocity
• That a bullet made a openig

Tags

NGSS.HS-PS2-3

Which type of fracture is shown by letter A?

• radial

• concentric

• birefrigent

• none of these

Which type of fracture is shown by letter B?

• radial
• concentric
• birefrigent
• none of these

In reference to the diagram, what is the correct sequence of impact

• A first
• B first
• A and B simultaneously
• Sequence impossible to determine

Glass evidence is:

• class 
• individual 
• direct
• both class and individual

Select all of the class characteristics of glass below

• physical appearance

• color

• density

• fracture matching

• refractive index

Sequence the following shots through glass.

• A, B, C, D
• A, B, D, C
• A, D, B, C
• A, D, C, B

How many pigs were there in, "The Three Little Pigs?"

• 78
• 24
• 3
• Honey mustard.