A big pile of sand is called a dune. There are dunes on beaches around the world, as well as in some deserts.
Sand Dune
yes, it is.
dune
dune
I think you mean the big rock Its called Uluru or Ayers Rock... It used to always be Ayers Rock until the aboriginals claimed it, now we have to call it Uluru
A "pile" is not a mathematically validated standard measure of volume.remove all till 1 and it will no longer be a pile.a pile of books contains 2 or more books
Blowing on a pile of sand will displace grains of sand. How much sand you move and how far will depend on the sand and how hard you blow on it. If it's wet sand, the force of the air you expel won't do much, but if it's dry sand and you're close and use a big breath, you'll get a lot of action.
a pile of sand
A single 'piece' of sand is called a 'grain'.
A sand dune is a pile of wind-blown sand.
A loose pile of wind-blown sand.
in a pile of hay in the barn ,and in a pile of sand in the beach place.