Weight causes density, density causes pressure, pressure causes heat. Heat and pressure change rocks into other rocks, which are metamophic.
the crust and the core
The most abundant element in Earth's crust is oxygen, making up about 46.6% of the crust by weight.
iron and magnesium
it is made of rocks
Basalt and limestone.
Sedimentary rocks are heated and pressed together.
crief boy quez
Silicates make up close to 95 percent of the rocks in the Earth's crust
The basic materials of the earths crust are; silicate rocks, primary granite, igneous, metamorphic, and sedimentary rocks.
Focus
yes
They don't.