Question

How are igneous rock formed?Give two example of igneous rock and their uses.​

Answer 1

Answer:

Igneous rocks form when hot, molten rock crystallizes and solidifies. The melt originates deep within the Earth near active plate boundaries or hot spots, then rises toward the surface.

Example:- andesite, basalt, dacite, obsidian, pumice, rhyolite, scoria, and tuff

uses of andesite:-sed in road and railway construction, and as fill gravel

Answer 2

Answer:

igneous rocks are formed due to the cooling of lava. they are usually found under the earth

common examples are granite and basalt

they are used in constructing buildings