Elements and combinations of elements.
it is made of rocks
It isn't. Earth's core is made mostly of iron and nickel. It is made of these materials because they are the densest common materials within the Earth.
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Material means objects say clothing is made out cloth. Materials mean like the materials in the earth are made of iron,copper, and metal
The Earth has layers because it is made up of materials of varying density.
all steels start as iron ore
Silver isn't made from any materials. It's just silver.
While Earth itself cannot create magnets out of ferromagnetic materials, it does have a magnetic field that originates from its core made of iron and nickel. The movement of these materials creates a magnetic field that extends around the planet, influencing compasses and other magnetic materials on Earth's surface.
They are al in space, and made of the same materials and atoms.
Venus is made up of a central iron core and rocky mantle, similar to the composition of Earth..
Walls made of rammed earth, a combination of natural materials.
Because oil does