Podcast
Questions and Answers
What is the degree to which a substance/material may be magnetized?
What is the degree to which a substance/material may be magnetized?
- Magnetic field
- Magnetic force
- Magnetic susceptibility (correct)
- Magnetic permeability
Which geophysical method detects buried dense bodies, unconformities, and faults?
Which geophysical method detects buried dense bodies, unconformities, and faults?
- Magnetic survey (correct)
- Gravity survey
- Seismic survey
- Radiometric survey
Which wave is used to map geologic structure or rock formations in seismic survey?
Which wave is used to map geologic structure or rock formations in seismic survey?
- Primary wave (correct)
- Tail wave
- Secondary wave
- Head wave
What is a measure of the natural radiation in the earth’s surface, which can tell us about the distribution of certain soils, alteration, and rocks?
What is a measure of the natural radiation in the earth’s surface, which can tell us about the distribution of certain soils, alteration, and rocks?
What is the reciprocal of conductivity?
What is the reciprocal of conductivity?
Which type of magnetic behavior is exhibited by magnetite?
Which type of magnetic behavior is exhibited by magnetite?
Which geophysical measurement technique can be applied to explore near surface underground structures?
Which geophysical measurement technique can be applied to explore near surface underground structures?
What property represents the resistance of material having specific dimensions with an SI unit of Ohms meter?
What property represents the resistance of material having specific dimensions with an SI unit of Ohms meter?
Which one is not calculated in DC (Direct Current) resistivity survey?
Which one is not calculated in DC (Direct Current) resistivity survey?
IP is a type of electrical geophysical method. What does IP stand for?
IP is a type of electrical geophysical method. What does IP stand for?
IP survey is the most effective method of searching for ___________
IP survey is the most effective method of searching for ___________
What type of IP (Induced Polarization) instrument injects electrical current to the ground in order to identify chargeability of the subsurface?
What type of IP (Induced Polarization) instrument injects electrical current to the ground in order to identify chargeability of the subsurface?
What does the IP method measure to identify the properties of the subsurface?
What does the IP method measure to identify the properties of the subsurface?
What is the proportionality factor relating to the current that flows in a medium to the electric force field that is applied?
What is the proportionality factor relating to the current that flows in a medium to the electric force field that is applied?
What is the reciprocal of conductivity?
What is the reciprocal of conductivity?
It is a physical property related to conductivity. We use this kind to characterize the formation and strength of the induced polarization within a rock, under the influence of an electric field.
It is a physical property related to conductivity. We use this kind to characterize the formation and strength of the induced polarization within a rock, under the influence of an electric field.
Flashcards
Magnetic susceptibility
Magnetic susceptibility
The degree to which a substance can be magnetized.
Magnetic survey
Magnetic survey
A geophysical method detecting buried dense bodies, unconformities, and faults using magnetism.
Primary wave
Primary wave
The wave used in seismic survey to map geologic structure.
Radiometric
Radiometric
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Resistivity
Resistivity
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Ferromagnetic
Ferromagnetic
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Ground Penetrating Radar
Ground Penetrating Radar
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Resistivity (property)
Resistivity (property)
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Induced Polarization (IP)
Induced Polarization (IP)
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Porphyry Copper deposits
Porphyry Copper deposits
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IP Transmitter
IP Transmitter
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Chargeability
Chargeability
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Electrical conductivity
Electrical conductivity
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Reciprocal of conductivity
Reciprocal of conductivity
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Chargeability (property)
Chargeability (property)
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Study Notes
Magnetic Susceptibility
- A measure of how easily a substance can be magnetized.
Gravity Method
- Detects buried dense bodies, unconformities, and faults.
Seismic Reflection Waves
- Used to map geologic structures or rock formations in seismic surveys.
Radioactivity
- A measure of natural radiation in the Earth's surface.
- Provides information about the distribution of certain soils, alteration, and rocks.
Resistivity
- The reciprocal of conductivity.
Ferromagnetism
- The type of magnetic behavior exhibited by magnetite.
Ground Penetrating Radar (GPR)
- A geophysical measurement technique used to explore near-surface underground structures.
Resistivity
- Represents the resistance of a material with specific dimensions.
- The SI unit of resistivity is Ohms meter.
Depth
- Not calculated in DC (Direct Current) resistivity surveys.
Induced Polarization (IP)
- IP is a type of electrical geophysical method.
- Most effective for searching for mineral deposits.
Chargeability Instrument
- Injects electrical current into the ground to identify the chargeability of the subsurface.
Chargeability
- Measured by the IP method to identify the properties of the subsurface.
Conductivity
- The proportionality factor relating the current flowing in a medium to the applied electric force field.
Resistivity
- The reciprocal of conductivity.
Chargeability
- A physical property related to conductivity.
- Characterizes the formation and strength of the induced polarization within a rock under the influence of an electric field.
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