Because sand and gravel are "crumply" in real life, if that is a good word. So every other resource can be placed in the air without a support block under it.
With any block except sand or gravel. Use your imagination and show us on Youtube!
No. Sand and gravel are two different terms for describing sediment size. Gravel is a size up from sand.
sand is a base and gravel is a acid
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.
yes Everything is matter at the molecular level. Concrete is a mixture of sand, gravel and water.
Gravel and sand are broken rocks.
Sand and gravel together
Sand and gravel are dug out of open quarries on the surface.
Sand is more fine than gravel
The gravel and sand filter out smaller particles from the water
SAND SAND