1
Q
What does reinforced concrete consist of?
A
concrete and steel bars
2
Q
What is a composite?
A
a mixture of materials
3
Q
A composite has properties that are…?
A
a combination of the properties of the materials it is made from
4
Q
What are the two components of carbon fibre conposites?
A
carbon fibres and a glue like polymer
5
Q
What are the benefits of carbon fibre composites?
A
it has low density
it is very strong
it does not rust
it can be moulded into many shapes
6
Q
Why might we use composites to build aeroplanes?
A
they are light and very strong
7
Q
Which materials are used in glass fibre reinforced aluminium?
A
aluminium
glass fibre
a gluelike polymer to join the layers together
