Earthquakes And Evs

EARTHQUAKES : CAUSES AND PREDICTIONS by Prof. R. N. Tiwari Department of Geology Banaras Hindu University

Natural Hazard ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Major Earthquakes ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object]

Definition ,[object Object],[object Object],[object Object],[object Object]

Seismic Waves ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Focus and Epicentre ,[object Object],[object Object]

Location of Epicenter ,[object Object],[object Object]

Seismograph: Instrument to design to register earthquake waves Seismogram : Recording of earthquake waves on a paper

Magnitude And Intensity Of Earthquakes ,[object Object],[object Object],[object Object],[object Object]

Richter Scale ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Magnitude / Intensity Comparison Magnitude Typical Maximum Modified Mercalli Intensity 1.0 - 3.0 I 3.0 - 3.9 II - III 4.0 - 4.9 IV - V 5.0 - 5.9 VI - VII 6.0 - 6.9 VII - IX 7.0 and higher VIII or higher

Effects of Earthquakes ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Tsunami ,[object Object],[object Object],[object Object]

Tsunami Waves ,[object Object],[object Object],[object Object],[object Object],[object Object]

Earth’s History ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Earth Structure ,[object Object],[object Object],[object Object]

Mechanical division of Earth ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Tectonic Plates ,[object Object],[object Object],[object Object],[object Object]

Types of Plate Margin ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Cause of Earthquakes ,[object Object],[object Object],[object Object]

Cause of Earthquakes • Moving Plates • Release of energy from within the Earth

Earthquakes and Fault ,[object Object],[object Object]

Fault: A fracture or system of fractures along which rocks have been displaced.

Types of Fault ,[object Object],[object Object],[object Object],[object Object],[object Object]

Elastic Rebound ,[object Object],[object Object],[object Object],[object Object]

Earthquake Mechanism ,[object Object],[object Object]

Earthquakes Distribution ,[object Object]

Earthquake mitigation ,[object Object],[object Object],[object Object]

Government ,[object Object],[object Object],[object Object],[object Object]

Technology ,[object Object],[object Object]

Prediction ,[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Earthquake prediction ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object]

Disaster Management Programme ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Preventive measures against building collapse ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Earthquakes And Evs

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