Volcano

Earth consists of different kinds of rocks, because of the high pressure and heat under the surface of the earth some of the rock melt into liquid called magma.

Magma: molten rocks under the soil surface. Magma moves underground until it reaches a weak area in the surface of the earth. Magma leeks out forming volcano. The hot liquid rock is now the surface of the earth, it is called lava.

Lava: it is a hot liquid rock is now the surface of the earth.

Read by: wejdan Ibrahim

No: 2384

The title of the book: easy science