Question

once cement has been made, it is mixed with water, crushed rocks, and sand. this forms a concrete slurry, a thick semi - liquid mixture with solids suspended in water. the concrete slurry is transported to a job site by a concrete mixer. at the job site, the slurry is poured into molds. as the wet concrete hardens, it gains strength. complete the sentences. a slurry of __ concrete can be poured into molds. over time, the concrete gets __ wet ... weaker dry ... stronger dry ... weaker wet ... stronger

Explanation:

The text states that concrete slurry (a semi - liquid mixture) is wet and as it hardens (over time), it gains strength.

Answer:

wet ... stronger