NEW
Font size
S
M
L
XL
WorksheetsCH11 Collision Pre-Test
Total questions: 25
Worksheet time: 25mins
Name
Class
Date
1.
What parts are less susceptible to dents than metal parts?
a)
fiberglass
b)
plastic
c)
semi-rigid
d)
aluminum
2.
What is NOT one cause of poor adhesion?
a)
surface contamination
b)
clean surface
c)
surface chemistry
d)
smooth plastic surface
3.
What repairs materials are used for SMC plastic?
a)
filler and adhesives
b)
welding and glue
c)
adhesives and binding
d)
filler and polyester resin
4.
What is not one of the ISO codes listed in this chapter?
a)
PP
b)
FRP
c)
PEHD
d)
TPO
5.
Grilles and interior trim are matched with which type of plastic?
a)
SMC
b)
ABS
c)
PP
d)
PUR
6.
What is the most common plastic alignment problem is a difference in ____?
a)
thickness
b)
height
c)
color
d)
shape
7.
What produces a gradual slope on the plastic?
a)
welding
b)
binding
c)
beveling
d)
bonding
8.
Which repair method repairs both filler rod and base material?
a)
binding
b)
welding
c)
beveling
d)
bonding
9.
What is the last step in the plastic repair process called?
a)
finishing
b)
ending
c)
completion
d)
billing
10.
Chrome finishes are found on grilles and will be on what type of plastic?
a)
PP
b)
ABS
c)
HDPE
d)
FUR
11.
What type of sanding should be used on olefin plastic?
a)
power sander
b)
die grinder
c)
hand sanding
d)
no sanding
12.
What happens if the damaged part has inaccessible internal damage?
a)
repair it completely
b)
ignore the internal damage and fix the exterior damage
c)
replace part
d)
only fix the exterior damage
13.
What should be put on before applying adhesives to olefin containing plastics?
a)
fiberglass resin
b)
adhesion promoter
c)
mesh backer
d)
cleaning agent
14.
How do you clean an olefin containing part with gouge damage?
a)
wash with soap and water
b)
clean with grinder
c)
air hose it clean
d)
use adhesion promoter
15.
What is it called when the damage part is so great the it must be cut out and replaced?
a)
flanging
b)
fabrication
c)
splicing
d)
beveling
16.
How do you know the heated plastic is hot enough for shaping?
a)
after 30 minutes of heating
b)
when it reaches 100 degrees
c)
backside is warm to touch
d)
paint starts to peel
17.
Why would you use a float test?
a)
see if the plastic changes color
b)
see if the plastic sinks
c)
see if the plastic has been damaged before
d)
see if the plastic contains olefin
18.
If the bumper cover is yellow on the back side, it is made of ___?
a)
urethane
b)
TEO
c)
TPO
d)
xenoy
19.
stretch damage occurs in what type of plastic?
a)
SMC
b)
ABS
c)
fiberglass
d)
Polyurethane
20.
What burns rather than melt?
a)
thermoset
b)
thermoplastics
c)
aluminium
d)
magnesium
21.
In the repair process, what is the 3rd step:
1. read estimate
2. remove damage part
3.
4. identify the plastic to be repaired
1. read estimate
2. remove damage part
3.
4. identify the plastic to be repaired
a)
plan the repair
b)
align the damage part
c)
make the repair
d)
clean the repair area
22.
What is a piece of plastic that has the same type of material as the damaged part called?
a)
backer
b)
stamp
c)
thermoset
d)
adhesion
23.
Besides a float test, how else can you determine if the plastic contains olefin?
a)
grind plastic to see if it smears or melts
b)
spray plastic with cleaner to see if it stains
c)
check to see if it says olefin on the plastic
d)
shine light on part to see if it is dull
24.
Before welding or adhesion repairs, what must happen?
a)
it must be aligned properly
b)
must be sanded
c)
must be backered with resin
d)
must be same type of plastic
25.
TEO plastics are used on what part?
a)
bumper covers
b)
hoods
c)
running boards
d)
radiator shrouds
Reset
