Igneous rocks are formed from cooled magma but metamorphic rocks are formed by temperature and pressure changes inside the Earth
Explanation:
Igneous rock , formed by the cooling of magma (molten rock) inside the Earth or on the surface. ... Metamorphic rocks, formed by temperature and pressure changes inside the Earth. All three types of rock make up the Earth's lithosphere, the outermost layer.
In an oligarchy, a small group of people has all the power. There are two main types of autocracy: a monarchy and a dictatorship. An autocracy is a government in which one person has all the power.
