Flashcards
Construction Materials
Flashcards do conjunto (10)
- 1What are some examples of construction materials?Aluminium and iron from ores
bricks from clay
glass from sand
limestone, granite and marble - 2What are the problems with QUARRYING Limestone?Destroys landscape
use of land
loud high traffic pollution
reconstruction or site after quarry - 3Describe limestone and how its made...Hard
sedimentary rock
Dead plants/ animals - 4describe marble and how its made...harder
metamorphic rock
high pressure and temp - 5describe granite and how its made...Hardest
igneous
cooling down of lava - 6What is thermal decomposition?The breaking down of a substance in to two or more different substances upon heating
i.e Limestone -> calcium carbonate undergoes thermal decomp - 7what is marble and limestone made of?Calcium carbonate (CaCO3)
- 8What is cement made of?Limestone and clay heated
- 9What is concrete made from?Cement sand aggregates and water
- 10How is reinforced concrete made? And how is it good?A concrete and steel support
Combines the hardness of concrete and the strength and flexibility of steel
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- GCSE Chemistry FlashCards sobre Construction Materials, criado por Harriet Duke em 28-01-2015.
- Criado por
- Harriet Duke
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