Polymers Flashcards
1
Q
What is meant by the term - Design Constraint
A
Limitation on the design and manufacture of the product
2
Q
What is a composite material and give an example
A
A material made from a combination of two or more metals.
-MDF
-Fibreglass
-Concrete
3
Q
Explain one reason why oil refineries are often found near the sea
A
Often transported on ships where they can be unloaded/loaded easily
4
Q
Explain 2 reasons why a polymer is appropriate for a kayak
A
-Less dense than water so it will float
-High strength to weight ratio
-Tough material
5
Q
Evaluate the ecological footprint of a plastic disposal cup
A
-Extraction
-Processing
-Transportation
-Wastage
-Pollution
