level: ceramics and composites
Questions and Answers List
level questions: ceramics and composites
| Question | Answer |
|---|---|
| what is reinforced concrete | steel bars that has been surrounded by concrete, its very strong and used to make buildings |
| what type of glass is used for windows and glass bottles | sodalime glass |
| how is sodalime glass made | mixing sand, sodium carbonate and limestone together and heating in a furnace until is melts |
| why does sodalite glass have limited uses | it has a low boiling point |
| what glass is used for products that require higher boiling points | borosilicate glass |
| how is borosilicate glass made | melting a mixture of sand and boron trioxide |
| how are clay ceramics made | clay is a mineral found in the ground, its shaped when wet and heated in a furnace to harden |
| how is a composite made | by combining two or more different materials |
| what is the reinforcement and what is it surrounded by | the reinforcement consists of fibres or fragments of the material which is surrounded by a matrix or binder material |
| what is is the reinforcement and matrix of carbon fibre composites | the reinforcement material are fibres of carbon and the matrix is a plastic resin |
| why are carbon fibre composites used in cars and aircraft | they're strong and very light |
| what is reinforced concrete | steel bars that has been surrounded by concrete, its very strong and used to make buildings |