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2 cards from this section. Quick, good the night before a test.
What is fresh concrete?
Think about its state before it hardens.
Define workability.
Consider how easily you can mix and place it.
What is fresh concrete?
Think about its stage before becoming solid.
True or False: Higher water content always increases the strength of concrete.
Consider the balance needed in mixtures.
A contractor faces high temperatures during a concrete pour, affecting workability. What measures can be taken to mitigate this issue?
Consider how other materials behave under heat as well.
Consider a concrete mix with a very high water-cement ratio. What implications does this have on the end product, specifically regarding strength and durability?
Think about how the composition affects a material's properties.
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