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Stan Wong

on 13 October 2013

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Transcript of PETROLOGIST

Does rocks make the earth work?
Do they support the core
Do rocks make the earth stick together?
Types of rocks
Igneous Rocks
Sedimentary Rocks
Metamorphic rocks
This rock forms magma. It cover the rock and hardens. This makes the rocks very tough. Igneous rocks use to have to crystals in them, but the extra rock layer covers them. But, the gas bubbles can trap the rock.
Sedimentary are formed the partices of sands, shells, pebbles and other particles, which called sediment
You for watching
Metamorphic rocks are formed from heat and pressure
Is it possible for rocks to make the earth move in a certain way?
Some rocks do help, like ingenious rock which play a imporant role.
Actually, they cover the core, but they don't do much
The rocks do make the crust, mantel stick together
Are rocks important for earth?
Some play a important role, and some realy don't help .
Full transcript