Question

define rocks explain any two types of rock with example​

Answer 1

Question -

define rocks explain any two types of rock with example.

Answer -

A rock is a solid mass of geological materials. Geological materials include individual mineral crystals, inorganic non-mineral solids like glass, pieces broken from other rocks, and even fossils. ... A rock can be composed of only one type of geological material or mineral, but many are composed of several types.

Example -

• Igneous rocks are formed from melted rock deep inside the Earth.
• Sedimentary rocks are formed from layers of sand, silt, dead plants, and animal skeletons.

Extra Info -

It is formed of layers from things such as sand, mud and small stones. Over the years, the bottom layers are compacted with new layers joining on top. Types of sedimentary rock are chalk, sandstone, shale and limestone.