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Describe how seismic waves are used to probe Earth’s interior
Probing earth’s interior Discovering the structure and properties of Earth’s deep interior has not been easy. Light does not travel thro...
Explain how Earth acquired its layered structure
If you could look inside a planet, you would quickly notice it's distinct layers. the heaviest material(metals) appear in the centre...
Geological Folds Rock structure formed by ductile deformation due to compressive stresses Folds
Folds: (Rock structures formed by Ductile Deformation) Definition of Folds: 1.Bends or wave like features in layered rocks due to c...
Earth’s Layers (1st upper layer crust)
Combining the data obtained from seismological studies and mineral physics experiments has given us a layer-by-layer understanding of Earth’...
Middle layer of earth (Mantle)
More than 82 percent of Earth’s volume is contained within the mantle, a nearly 2900-kilometer-thick shell extending from the base of the...
inner layer of the earth (The Core)
Earth’s Core The outer Core The boundary between Earth’s mantle and outer core, called the core–mantle boundary, is significant because o...
porosity and permeability of a rocks
Porosity: Porosity indicates the amount of water that rock or soil can hold. In the upper few kilometres of the Earth, bedrock and soi...
Geochemical Fossils and Their Significance in Petroleum Formation
Geochemical Fossils and Their Significance in Petroleum Formation “saturated hydrocarbons having branching chain structure produced ...
what is natural Gas,classification of natural gas
Natural Gas Natural gas consists of Hydrocarbons not condensed at STP. First four member of Paraffin are in gaseous form Classif...
Reservoir Rocks
Reservoir Rocks : “The rock, which is porous and permeable, contains oil and gas becomes a reservoir rock.” OR “Permeable subsurfa...
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