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Worksheets5.8 - Surface treatments and finishes
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
What is metal plating?
a)
Metal plating is a process where a layer of plastic is deposited onto a surface.
b)
Metal plating involves painting a surface with metallic colors.
c)
Metal plating is a technique used to grow plants on metal surfaces.
d)
Metal plating is a process where a thin layer of metal is deposited onto a surface to enhance its properties or appearance.
2.
What material is a common electrical insulator and is used to coat electrical wire.
a)
Plastic
b)
Glass
c)
Metal
d)
PVC
3.
Name an advantage of anodising.
a)
Increased corrosion resistance
b)
Reduced surface hardness
c)
Improved heat dissipation
d)
Decreased electrical conductivity
4.
Name a disadvantage of anodising.
a)
Decreased brittleness
b)
Can scratch easily
c)
Enhanced durability
d)
Reduced corrosion resistance
5.
Name an advantage of painting.
a)
Enhanced mathematical skills
b)
Increased physical fitness
c)
Improved cooking abilities
d)
Almost any colour available
6.
Name a disadvantage of painting.
a)
Messy cleanup process
b)
Can fade over time
c)
Limited color choices
d)
Difficulty in achieving desired texture
7.
Name an advantage of screen printing.
a)
Can paint complex designs over the surface
b)
High cost of equipment
c)
Inability to print intricate designs
d)
Limited color options
8.
Name an disadvantage of screen printing.
a)
Full colour requires 4 separate screens
b)
Limited color options
c)
Not durable for outdoor use
d)
Suitable for only flat surfaces
9.
What finish could you use for a plastic case of a cordless drill?
a)
galvanized
b)
chrome-plated
c)
Screen printing
d)
powder-coated
10.
Which of the following materials can be anodised?
a)
Copper and its alloys
b)
Steel and its alloys
c)
Plastic
d)
Aluminum and its alloys
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