not at all
concrete
Cement is mixed with sand, gravel, and water to make concrete. Sand and gravel act as the aggregate to provide strength and structure, while water is crucial for hydration of the cement to form a solid material.
cement powder mixed with an aggregate (usually gravel or sand) and water
If you mix cement ,sand and water you get mortar If you mix cement and stone pebbles or chips you get concrete Concrete.Sometimes gravel is mixed with it, too.
56.25 :)
Mixture
Sand and gravel are dug out of open quarries on the surface.
Sand and gravel can be separated by sifting them through a mesh, that will allow the sand to fall through, but will hold back the gravel.
Cement mixed with water, sand (gravel) - in other words more concrete.
Sand and gravel together
Gravel and sand are broken rocks.
Sand and gravel are dug out of open quarries on the surface.