| Quiz | Ceramics, polymers and composites |
|---|---|
| Name | |
| Result | FAILED |
| Score | 12 / 20 (60%) |
| Passing score | 16 |
| Quiz took | 18 min 11 sec |
| Quiz finished at | 2023-05-16 15:32:26 |
Hard, rigid plastics which do not soften when heated are known as
A common composite that we use is made from cellulose fibres held together by an organic polymer matrix. We commonly refer to it as
Ethene at moderate temperature under a high pressure with a catalyst, creates
Low density polyethene can be used to make
Which of the following is NOT a common ingredient in concrete?
Ethene at low temperature under a lower pressure with a catalyst, creates
High density polyethene can be used to make
Some ceramics are made from ________, which is a soft material dug out of the ground.
Fibreglass is made from a composite of fibres of glass and a
Borosilicate glass contains sand and
When making a composite, fibres of fragments of a materials are surrounded by a binder, known as a
Embedding materials inside each other is known as making a
Which of the following is NOT a common ingredient in soda-lime glass?
Glass can be moulded into shape when
A commonly used transparent ceramic is
Solids which have high melting points, which are non-metals and aren't made from carbon-based compounds are known as
One advantage of _______ is that it can be moulded into shape when wet, before being heated and hardened.
Plastics which can be melted and remoulded are known as
Which of the following is a type of glass which has a higher melting point to soda-lime glass?
Sports cars often make use of which strong and light composite?