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By
Tahsin Islam
University of Barisal.
Geophysics
Definition, Scope and Application
Content
 What is Geophysics?
 What are the scopes of Geophysics?
 What are the applications of Geophysics?
What is Geophysics?
 Geophysics is a natural science deals with the
physical process and properties of Earth and its
surrounding space environment by using
quantitative methods for their analysis.
 It is a multidisciplinary subject that characterizes
the subsurface by lateral and vertical mapping of
physical property variations through technologies.
Multidisciplinary Subject
Geology
MathPhysics
Geophysics
What is Geophysics?
The study of the earth by quantitative physical method :
 Seismic reflection and refraction
 Gravity
 Magnetic
 Electrical
 Electromagnetic
 Radioactivity methods
Components of Geophysics
 Gravity
 Magnetics
 Electrical
 Heat Flow
 Electro magnetics (EM)
 Seismic (Sound Waves)
 Radar (EM Waves)
Potential Field
Diffusive Fields
Wave Propagation
What are the scopes?
 Geodynamics:
 Solid Earth
 Tectonics
What are the scopes?
 Natural hazard studies :
 Earthquakes
 Tsunamis
 Volcanoes
 Landslide
What are the scopes?
 Exploration Geophysics:
 Oil and Gas
 Geothermal Energy
 Mining
What are the scopes?
 Environmental Geophysics:
 Environmental
 Groundwater
 Bed rock depth
mapping
What are the scopes?
 Engineering
 Magnetometer Surveys
(MS)
 Underground Utility
Locating
 Underground Void
Locating
 Ground Strength
Testing
What are the applications?
 Shape of the Earth
What are the applications?
 Basin Geometry
What are the applications?
 Bed Rock Depth
What are the applications?
 Fault Location
Fault
Other Applications of Geophysics
 Earthquakes and Tsunamis (Seismology)
 Geo thermometry (Heat Flow)
 Physical oceanography (Heat, Waves, Tides)
 Meteorology (Temperature, Pressure)
 Hydrology (Ground and Surface Water)
 Exploration
 Environmental
 Engineering
Thank
you
All.

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Geophysics (definition,scope and applications)

  • 1. By Tahsin Islam University of Barisal. Geophysics Definition, Scope and Application
  • 2. Content  What is Geophysics?  What are the scopes of Geophysics?  What are the applications of Geophysics?
  • 3. What is Geophysics?  Geophysics is a natural science deals with the physical process and properties of Earth and its surrounding space environment by using quantitative methods for their analysis.  It is a multidisciplinary subject that characterizes the subsurface by lateral and vertical mapping of physical property variations through technologies.
  • 5. What is Geophysics? The study of the earth by quantitative physical method :  Seismic reflection and refraction  Gravity  Magnetic  Electrical  Electromagnetic  Radioactivity methods
  • 6. Components of Geophysics  Gravity  Magnetics  Electrical  Heat Flow  Electro magnetics (EM)  Seismic (Sound Waves)  Radar (EM Waves) Potential Field Diffusive Fields Wave Propagation
  • 7. What are the scopes?  Geodynamics:  Solid Earth  Tectonics
  • 8. What are the scopes?  Natural hazard studies :  Earthquakes  Tsunamis  Volcanoes  Landslide
  • 9. What are the scopes?  Exploration Geophysics:  Oil and Gas  Geothermal Energy  Mining
  • 10. What are the scopes?  Environmental Geophysics:  Environmental  Groundwater  Bed rock depth mapping
  • 11. What are the scopes?  Engineering  Magnetometer Surveys (MS)  Underground Utility Locating  Underground Void Locating  Ground Strength Testing
  • 12. What are the applications?  Shape of the Earth
  • 13. What are the applications?  Basin Geometry
  • 14. What are the applications?  Bed Rock Depth
  • 15. What are the applications?  Fault Location Fault
  • 16. Other Applications of Geophysics  Earthquakes and Tsunamis (Seismology)  Geo thermometry (Heat Flow)  Physical oceanography (Heat, Waves, Tides)  Meteorology (Temperature, Pressure)  Hydrology (Ground and Surface Water)  Exploration  Environmental  Engineering