some rocks have a shape of Mushroom, Give reasons
Answers
Answer:
Explanation:
1.Because they are formed on the flooding of rivers, by the deposit of fine soil layers and other material called sediments along the banks of the river.
2.Flood plains are very fertile because when it floods,it deposits layer of fine soil,many mineral salts and other material etc. These sediments make the soil very much fertile and leads to the formation of a very flat fertile flood plain.
3.because erosion breaks the roof of the caves and only walls are left ..Earthquakes are sudden movements of the earth which cause mass destruction.
4..earthquakes the vibration of ground can cause the liquefied sand and excess water to force its way to the ground surface from several meters below the ground. ... The soil loses its rigidity and flows like fluid.
Answer:
these are found in desert area so the upper layers are rich in minerals and are in form of rock but lower region are not so and doesn't. contains minerals and the wind erode lower sand region and it forms mushroom shape