is it fragmentation
sand
Gravel and sand are broken rocks.
There isn't one specific chemical name for sand paper. It isn't just one chemical.
no.
Chemical
Chemical
Gas is not prepared from sand.
Sand is primarily made up of silicon dioxide, which has the chemical formula SiO2. Glass is made by melting sand, so it also contains silicon dioxide at its core, hence the same chemical symbol for both.
Physical because you are not changing the substance.
The chemical equation for sand is SiO2, which represents silicon dioxide. Sand is primarily composed of silicon dioxide molecules arranged in a crystalline structure.
Scientificly, sand dunes were formed by chemical weathering.
Therew is only to types of weathering in my knowledge and they are Mechanical and Chemical (in scientific term). Mechanical is also know as physical.