5 Questions
Concrete is a composite made of Portland cement, sand, gravel or aggregate, and ______ mixed in right proportions depending on the task
water
The ingredients are mixed together and poured into ______
mould
After a short time it ______ hard.
sets
Concrete solidifies due to a chemical reaction known as ______
hydration
The hydration needs to be controlled to reduce cracks by ______
curing
Test your knowledge of concrete as a building material with this quiz. Explore the composition, properties, and uses of concrete in construction, from ancient marvels like the Roman Pantheon to modern structures like Boston City Hall.
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