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WorksheetsGlass Review
Total questions: 35
Worksheet time: 12mins
Name
Class
Date
1.
The basic metric unit for volume is the
a)
Mililiter
b)
kilogram
c)
liter
d)
centimeter
2.
If an object is immersed in a liquid with a greater density than that object, then it will
a)
float
b)
be suspended in the liquid
c)
sink
3.
What is the main ingredient in ordinary glass?
a)
Soda
b)
Lime
c)
Borate
d)
Sand
4.
Where is tempered glass used?
a)
Car windshields
b)
Fine Stemware
c)
Car side windows
d)
Regular Windows
5.
If you are performing the floatation method, you are trying to find the ____ of the object
a)
Density
b)
Temperature
c)
Mass
d)
Weight
6.
When a projectile penetrates a pane of glass, the hole left will be -
a)
wider on the exit side
b)
wider on the entrance side
c)
a perfect cylinder
d)
it is random so you cannot characterize it
7.
Which is a true statement about the breaking of glass?
a)
Concentric Fractures form first
b)
Concentric Fractures form second
c)
Radial fractures form second
d)
Radial and Concentric Fractures form at the same time
8.
If you put a piece of glass in a liquid and it floats, it means the glass density is ____ than the liquid
a)
Greater than
b)
Equal To
c)
Less Than
d)
I don’t know
9.
You find many pieces of clear glass at a crime scene, what 2 properties would you begin to sort them by?
a)
Refractive Index/Density
b)
Size
c)
Color
d)
Weight
10.
The term for having no deifinite shape is
a)
A gas
b)
a liquid
c)
amorphous
d)
a blob
11.
What is the name for natural volcanic glass?
a)
Pyrex
b)
Borosilicate
c)
Crystal
d)
Obsidian
12.
Another name for leaded glass is -
a)
Diamond
b)
Crystal
c)
Pyrex
d)
Obsidian
13.
Type of fracture that occurs second and looks like ripples in a pond
a)
Radial
b)
Concentric
c)
Straight
d)
Compound
14.
The type of fracture that occurs first and looks like the straight lines in a spider web
a)
Radilal
b)
Concentric
c)
Straight
d)
Compound
15.
What type of fracture always terminates in another fracture
a)
Radial
b)
Concentric
c)
Straight
d)
Compound
16.
What is if called when light changes direction going from one density to another?
a)
Reflection
b)
Refraction
c)
Bending
d)
Regression
17.
What is added to glass to prevent it from being soluble in water?
a)
Former
b)
Flux
c)
Stabilizer
d)
Soda
18.
What ingredient makes up the bulk of the glass?
a)
Former
b)
Flux
c)
Stabilizer
d)
Soda
19.
What ingredient changes the melting point to ease the manufacture of glass?
a)
Former
b)
Flux
c)
Stabilizer
d)
Soda
20.
What are most of the raw materials for making class classified as?
a)
oxides
b)
acids
c)
bases
d)
liquids
21.
The basic type of glass used in windows
a)
Soda Lime
b)
Obsidian
c)
Tempered
d)
Laminated
22.
The type of glass that breaks into small squares from repeated heating and cooling
a)
Soda Lime
b)
Obsidian
c)
Tempered
d)
Laminated
23.
The type of glass that is held together with a thing wrapping of plastic?
a)
Soda Lime
b)
Obsidian
c)
Tempered
d)
Laminated
24.
The equation for calculating density is
a)
E=mc^2
b)
a^2 + b^2 = c^2
c)
D=m/v
d)
You + me = Heart
25.
What happens if you place a piece of glass into a liquid with the same density
a)
It floats
b)
It sinks
c)
It disappears
d)
It dissolves
26.
What is the name of the outline of a piece of glass in a liquid of a different density?
a)
Outline
b)
Becke Line
c)
Straight Line
d)
Glass Line
27.
Glass is technically a
a)
super cool liquid
b)
really hot solid
c)
really chill gas
d)
hyped up plasma
28.
How many types of fractures are there?
a)
1
b)
2
c)
3
d)
4
29.
Which hole is always larger?
a)
Entrance
b)
Exit
c)
Butt
d)
Black
30.
Where is most of the glass found when a bullet impacts a plane of glass
a)
On the entrance side
b)
On the exit side
c)
On the frame
d)
On the bullet
31.
Glass is most often classified as what type of evidence?
a)
Class
b)
Individual
c)
Useless
d)
The Best
32.
What must be excessded before glass will break?
a)
Weight Limit
b)
Structural Integrity
c)
Elasticity
d)
Speed Limit
33.
What does the C in the refractive index equation RI=C/VD stand for?
a)
Speed of Light in a vaccuum
b)
Speed of Sound in Silence
c)
Speed of Smell in a Hurricane
d)
Cocci
34.
Why don’t we piece glass back together jigsaw puzzle style?
a)
Takes too long
b)
Pieces are too small
c)
We don’t have the technology … yet
d)
All correct
35.
Which of these impacts is second?
a)
A
b)
B
c)
C
d)
D
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