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WorksheetsU4L1E3: Materials Science and Design
Total questions: 20
Worksheet time: 10mins
This type of material has good workability:
Metal
Ceramic
This type of material is generally pretty brittle (breaks easily)
Metal
Ceramic
Alloy
Metal substances are made up of…
Atoms
Molecules
Ceramic substances are made up of…
Atoms
Molecules
Ionic compounds
This type of bonding occurs in metals and alloys
Metallic
Ionic
Covalent
Intermolecular forces
A chain of repeating units (called monomers)
monomer
dimer
replicate
polymer
Which of the following determine the properties of a polymer?
chemical nature of the monomer
length of the polymer chain
how the monomers are joined together
All of the above
Once formed, it can be heated and reformed over and over again
thermoset
thermoplastic
elastomer
kevlar
The advantage(s) of plastic is/are
Strong in nature
Light in weight
Poor conductors of Electricity
Corrosion resistant
Composite materials are easy to recycle?
True
False
Which substance is not a composite material?
Ceramics
Alloys
Concrete
Superconductor
Which of the following is a metalloid/semiconductor?
iron (Fe)
nitrogen (N)
aluminum (Al)
silicon (Si)
All of the following are types of polymers except:
Crystal Polymers
Linear Polymers
Branched Polymers
Cross Linked Polymers
Network Polymers
Which type of polymer is the image above showing?
Linear
Cross-Linked
Network
Branched
Which type of polymer is the illustrated above?
Cross-Linked
Network
Branched
Linear
Which type of polymer is shown on the image above?
Cross-Linked
Branched
Network
Linear
Which type of polymer is illustrated above?
Linear
Branched
Cross-Linked
Network
What is the process to make long polymer (plastic) chains?
Fractional Distillation
Curing
Fracking
Polymerization
