Types
Sources
Uses
Methods
Properties
100
Woods, metals, plastics, composites
What is resistant materials
100
PVC, stretchable bags, milk jugs, disposable cutlery & plates
What is plastics
100
can be used to make fireworks
What is metals
100
apply air-jets to make shape
What is blow moulding
100
shiny, hard, ductile, malleable
What is a metal
200
Spruce, pine, hemlock, fir
What is evergreen trees
200
long chains of connecting units
What is a polymer
200
Used to pack ceramics, glass, and breakable objects
What is packaging popcorn
200
Connect by adding only
What is polymerization
200
Can be melted and reshaped
What is thermoplastics
300
copper, nickel, iron, mercury
What are metals
300
Show a picture
What is a maple leave
300
used to make epoxy, glue, or other non-recyclable plastics
What is thermoset plastics
300
connect by removing water
What is hydration
300
has needle leaves
What is an evergreen tree
400
leaves, trunk, root, branches
What is a tree
400
provide soft wood material
What is conifers
400
used sap to make syrup
What is maple trees
400
injection, extrusion, blow moulding
What is methods of shaping plastics
400
light, cheap, and can be recycled
What is plastics
500
loose their leaves every year
What is deciduous
500
provide a picture
What is an oak leave
500
Used in thermometers to indicate temperature
What is mercury
500
present to prevent long chains of carbon from sliding
What is a cross-link
500
Durable metal composite
What is an alloy
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