Examlex
Which of the following formations on a line in an E-R diagram means that the relationship need not have an entity of that type?
Metamorphism
The process by which the composition or structure of rocks is changed by heat and pressure over geological time.
Magma
Magma is molten rock beneath the Earth's surface, which can form igneous rocks upon cooling.
Igneous Rocks
Rocks formed through the cooling and solidification of magma or lava.
Sedimentary Rock
A type of rock that forms from the accumulation and cementation of mineral and organic particles, often in layered deposits.
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