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Composite Materials

Total questions: 17

Worksheet time: 22mins

Name
Class
Date
1.

A Composite material is a material that is ...

a)

made from a variety of metals.

b)

made from polymers and adhesives.

c)

made with a reinforcing material and metal.

d)

made with a reinforcing material and a bonding agent.

2.

Plywood is a composite material made using thin sheets of timber. What are the thin sheets called?

a)

Verniers

b)

Veneers

c)

Vernicies

d)

Ventricles

3.
A composite material is made of 
a)
A single material
b)
Two or more separate materials
c)
Two or more chemically combined materials
d)
None of these
4.
A composite material has:
a)
The same functionality as its components
b)
Lower functionality than its components
c)
Higher functionality than its components
d)
None of these
5.
Which of the following is not an alloy?
a)
Brass
b)
Tin
c)
Stainless Steel
d)
Bronze
6.

Fiber glass is stronger than steel.

a)

True

b)

False

7.

What is a laminate?

a)

A laminate is a composite in layers

b)

compressed rebar

c)

Cross laminated timber

d)

A layer of plastic rubber and then plastic

8.

Reinforced concrete contains __________ in the concrete pillars which makes them stronger than normal concrete and are able to support larger loads than normal concrete.

a)

Steel rods

b)

Steels sheets

c)

Iron bars

d)

Magnesium

9.
What does malleable mean?
a)
able to be shaped
b)
will break easily
c)
can be used for wire
d)
is shiny
10.
What is the ability of a substance to allow heat, sound, or electricity to flow through it?
a)
Malleability
b)
Ductility
c)
Solubility
d)
Conductivity
11.
The ability of a material to deform, usually by stretching along its length. This property allows us to make wires.
a)
conductivity
b)
ductility
c)
malleability
d)
hardness
12.
Brittle means...
a)
bends easily 
b)
breaks if you bend it 
c)
scratches easily
13.
Flexible means...
a)
bends easily 
b)
breaks if you bend it 
c)
scratches easily
14.
Which statement about a composite material is true?
a)
it contains only one chemical element
b)
it does not contain any binder
c)
it is better than the materials that make it up
d)
it consists of two and only two materials
15.
______________________ is the material’s ability to return to its near original shape after a stress has been applied and removed.
a)
Ductility
b)
Brittleness
c)
Elasticity
d)
Hardness
16.
______________________ is the material’s ability to stretch, bend, or twist without breaking.
a)
Ductility and Malleability
b)
Brittleness
c)
Elasticity
d)
Hardness
17.

Composite materials are easy to recycle?

a)

True

b)

False

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