Physics MCQs

Geophysics MCQs with Answers

Which of the following is NOT a branch of geophysics?
a) Seismology
b) Petrology
c) Geodesy
d) Geomagnetism
Answer: b) Petrology

Which of the following is the study of Earth’s magnetic field and its variations?
a) Seismology
b) Geodesy
c) Petrology
d) Geomagnetism
Answer: d) Geomagnetism

The study of Earth’s internal structure, composition, and processes is known as:
a) Seismology
b) Geomorphology
c) Geodesy
d) Geology
Answer: d) Geology

What is the primary source of Earth’s internal heat?
a) Solar radiation
b) Geothermal energy
c) Radioactive decay
d) Tidal forces
Answer: c) Radioactive decay

Which geophysical method is used to determine the Earth’s subsurface structure by measuring the time it takes for seismic waves to travel through the Earth?
a) Gravity survey
b) Magnetic survey
c) Seismic reflection
d) Electrical resistivity
Answer: c) Seismic reflection

Which type of seismic wave causes the most damage during an earthquake?
a) P-waves
b) S-waves
c) Love waves
d) Rayleigh waves
Answer: b) S-waves

The study of Earth’s gravitational field and its variations is known as:
a) Geomorphology
b) Seismology
c) Geodesy
d) Petrology
Answer: c) Geodesy

The Richter scale is used to measure the:
a) Magnitude of earthquakes
b) Depth of earthquakes
c) Duration of earthquakes
d) Frequency of earthquakes
Answer: a) Magnitude of earthquakes

Which of the following is NOT a type of plate boundary?
a) Convergent boundary
b) Divergent boundary
c) Transform boundary
d) Invasive boundary
Answer: d) Invasive boundary

Which geophysical method uses variations in Earth’s magnetic field to detect subsurface structures and mineral deposits?
a) Gravity survey
b) Magnetic survey
c) Seismic reflection
d) Electrical resistivity
Answer: b) Magnetic survey

The study of Earth’s surface features, such as mountains, valleys, and rivers, is known as:
a) Seismology
b) Geomorphology
c) Geodesy
d) Petrology
Answer: b) Geomorphology

Which of the following is a technique used in geophysics to measure the density variations of the subsurface?
a) Gravity survey
b) Magnetic survey
c) Seismic reflection
d) Electrical resistivity
Answer: a) Gravity survey

The study of Earth’s magnetic field and its behavior over time is known as:
a) Seismology
b) Geomagnetism
c) Geodesy
d) Petrology
Answer: b) Geomagnetism

What type of seismic wave is the fastest and arrives first at a seismic station during an earthquake?
a) P-waves
b) S-waves
c) Love waves
d) Rayleigh waves
Answer: a) P-waves

The study of Earth’s gravitational field and its effects on objects is known as:
a) Seismology
b) Geodesy
c) Geomagnetism
d) Petrology
Answer: b) Geodesy

Which geophysical method uses the measurement of electrical properties to image subsurface structures?
a) Gravity survey
b) Magnetic survey
c) Seismic reflection
d) Electrical resistivity
Answer: d) Electrical resistivity

What is the process of determining the location of an earthquake called?
a) Seismic reflection
b) Seismic tomography
c) Seismic inversion
d) Seismic localization
Answer: d) Seismic localization

The study of the Earth’s atmosphere and its interactions with the Earth’s surface is known as:
a) Geodesy
b) Meteorology
c) Seismology
d) Geomagnetism
Answer: b) Meteorology

What is the process of determining the structure of the Earth’s interior using seismic data called?
a) Seismic reflection
b) Seismic tomography
c) Seismic inversion
d) Seismic localization
Answer: b) Seismic tomography

Which of the following is a technique used in geophysics to study the behavior of groundwater and the movement of fluids in the subsurface?
a) Gravity survey
b) Magnetic survey
c) Seismic reflection
d) Ground penetrating radar
Answer: d) Ground penetrating radar

The study of Earth’s magnetic field and its variations is used in which field of study?
a) Archeology
b) Paleontology
c) Seismology
d) Geomagnetism
Answer: d) Geomagnetism

Which geophysical method is used to study the density and composition of Earth’s subsurface materials?
a) Gravity survey
b) Magnetic survey
c) Seismic reflection
d) Electrical resistivity
Answer: a) Gravity survey

What is the primary source of energy for the Earth’s internal processes, such as plate tectonics and volcanic activity?
a) Solar radiation
b) Geothermal energy
c) Radioactive decay
d) Tidal forces
Answer: c) Radioactive decay

The study of Earth’s internal structure, composition, and processes is known as:
a) Seismology
b) Geology
c) Geodesy
d) Petrology
Answer: b) Geology

Which geophysical method uses variations in Earth’s magnetic field to detect subsurface structures and mineral deposits?
a) Gravity survey
b) Magnetic survey
c) Seismic reflection
d) Electrical resistivity
Answer: b) Magnetic survey

The Richter scale is used to measure the:
a) Magnitude of earthquakes
b) Depth of earthquakes
c) Duration of earthquakes
d) Frequency of earthquakes
Answer: a) Magnitude of earthquakes

Which of the following is NOT a type of plate boundary?
a) Convergent boundary
b) Divergent boundary
c) Transform boundary
d) Invasive boundary
Answer: d) Invasive boundary

The study of Earth’s surface features, such as mountains, valleys, and rivers, is known as:
a) Seismology
b) Geomorphology
c) Geodesy
d) Petrology
Answer: b) Geomorphology

Which of the following is a technique used in geophysics to measure the density variations of the subsurface?
a) Gravity survey
b) Magnetic survey
c) Seismic reflection
d) Electrical resistivity
Answer: a) Gravity survey

The study of Earth’s magnetic field and its behavior over time is known as:
a) Seismology
b) Geomagnetism
c) Geodesy
d) Petrology
Answer: b) Geomagnetism

What type of seismic wave is the fastest and arrives first at a seismic station during an earthquake?
a) P-waves
b) S-waves
c) Love waves
d) Rayleigh waves
Answer: a) P-waves

The study of Earth’s gravitational field and its effects on objects is known as:
a) Seismology
b) Geodesy
c) Geomagnetism
d) Petrology
Answer: b) Geodesy

Which geophysical method uses the measurement of electrical properties to image subsurface structures?
a) Gravity survey
b) Magnetic survey
c) Seismic reflection
d) Electrical resistivity
Answer: d) Electrical resistivity

What is the process of determining the location of an earthquake called?
a) Seismic reflection
b) Seismic tomography
c) Seismic inversion
d) Seismic localization
Answer: d) Seismic localization

The study of the Earth’s atmosphere and its interactions with the Earth’s surface is known as:
a) Geodesy
b) Meteorology
c) Seismology
d) Geomagnetism
Answer: b) Meteorology

What is the process of determining the structure of the Earth’s interior using seismic data called?
a) Seismic reflection
b) Seismic tomography
c) Seismic inversion
d) Seismic localization
Answer: b) Seismic tomography

Which of the following is a technique used in geophysics to study the behavior of groundwater and the movement of fluids in the subsurface?
a) Gravity survey
b) Magnetic survey
c) Seismic reflection
d) Ground penetrating radar
Answer: d) Ground penetrating radar

The study of Earth’s magnetic field and its variations is used in which field of study?
a) Archeology
b) Paleontology
c) Seismology
d) Geomagnetism
Answer: d) Geomagnetism

Which geophysical method is used to study the density and composition of Earth’s subsurface materials?
a) Gravity survey
b) Magnetic survey
c) Seismic reflection
d) Electrical resistivity
Answer: a) Gravity survey

What is the primary source of energy for the Earth’s internal processes, such as plate tectonics and volcanic activity?
a) Solar radiation
b) Geothermal energy
c) Radioactive decay
d) Tidal forces
Answer: c) Radioactive decay

The study of Earth’s internal structure, composition, and processes is known as:
a) Seismology
b) Geology
c) Geodesy
d) Petrology
Answer: b) Geology

Which geophysical method uses variations in Earth’s magnetic field to detect subsurface structures and mineral deposits?
a) Gravity survey
b) Magnetic survey
c) Seismic reflection
d) Electrical resistivity
Answer: b) Magnetic survey

The Richter scale is used to measure the:
a) Magnitude of earthquakes
b) Depth of earthquakes
c) Duration of earthquakes
d) Frequency of earthquakes
Answer: a) Magnitude of earthquakes

Which of the following is NOT a type of plate boundary?
a) Convergent boundary
b) Divergent boundary
c) Transform boundary
d) Invasive boundary
Answer: d) Invasive boundary

The study of Earth’s surface features, such as mountains, valleys, and rivers, is known as:
a) Seismology
b) Geomorphology
c) Geodesy
d) Petrology
Answer: b) Geomorphology

Which of the following is a technique used in geophysics to measure the density variations of the subsurface?
a) Gravity survey
b) Magnetic survey
c) Seismic reflection
d) Electrical resistivity
Answer: a) Gravity survey

The study of Earth’s magnetic field and its behavior over time is known as:
a) Seismology
b) Geomagnetism
c) Geodesy
d) Petrology
Answer: b) Geomagnetism

What type of seismic wave is the fastest and arrives first at a seismic station during an earthquake?
a) P-waves
b) S-waves
c) Love waves
d) Rayleigh waves
Answer: a) P-waves

The study of Earth’s gravitational field and its effects on objects is known as:
a) Seismology
b) Geodesy
c) Geomagnetism
d) Petrology
Answer: b) Geodesy

Which geophysical method uses the measurement of electrical properties to image subsurface structures?
a) Gravity survey
b) Magnetic survey
c) Seismic reflection
d) Electrical resistivity
Answer: d) Electrical resistivity

What is the process of determining the location of an earthquake called?
a) Seismic reflection
b) Seismic tomography
c) Seismic inversion
d) Seismic localization
Answer: d) Seismic localization

The study of the Earth’s atmosphere and its interactions with the Earth’s surface is known as:
a) Geodesy
b) Meteorology
c) Seismology
d) Geomagnetism
Answer: b) Meteorology

What is the process of determining the structure of the Earth’s interior using seismic data called?
a) Seismic reflection
b) Seismic tomography
c) Seismic inversion
d) Seismic localization
Answer: b) Seismic tomography

Which of the following is a technique used in geophysics to study the behavior of groundwater and the movement of fluids in the subsurface?
a) Gravity survey
b) Magnetic survey
c) Seismic reflection
d) Ground penetrating radar
Answer: d) Ground penetrating radar

The study of Earth’s magnetic field and its variations is used in which field of study?
a) Archeology
b) Paleontology
c) Seismology
d) Geomagnetism
Answer: d) Geomagnetism

Which geophysical method is used to study the density and composition of Earth’s subsurface materials?
a) Gravity survey
b) Magnetic survey
c) Seismic reflection
d) Electrical resistivity
Answer: a) Gravity survey

What is the primary source of energy for the Earth’s internal processes, such as plate tectonics and volcanic activity?
a) Solar radiation
b) Geothermal energy
c) Radioactive decay
d) Tidal forces
Answer: c) Radioactive decay

The study of Earth’s internal structure, composition, and processes is known as:
a) Seismology
b) Geology
c) Geodesy
d) Petrology
Answer: b) Geology

Which geophysical method uses variations in Earth’s magnetic field to detect subsurface structures and mineral deposits?
a) Gravity survey
b) Magnetic survey
c) Seismic reflection
d) Electrical resistivity
Answer: b) Magnetic survey

The Richter scale is used to measure the:
a) Magnitude of earthquakes
b) Depth of earthquakes
c) Duration of earthquakes
d) Frequency of earthquakes
Answer: a) Magnitude of earthquakes

Which of the following is NOT a type of plate boundary?
a) Convergent boundary
b) Divergent boundary
c) Transform boundary
d) Invasive boundary
Answer: d) Invasive boundary

The study of Earth’s surface features, such as mountains, valleys, and rivers, is known as:
a) Seismology
b) Geomorphology
c) Geodesy
d) Petrology
Answer: b) Geomorphology

Which of the following is a technique used in geophysics to measure the density variations of the subsurface?
a) Gravity survey
b) Magnetic survey
c) Seismic reflection
d) Electrical resistivity
Answer: a) Gravity survey

The study of Earth’s magnetic field and its behavior over time is known as:
a) Seismology
b) Geomagnetism
c) Geodesy
d) Petrology
Answer: b) Geomagnetism

What type of seismic wave is the fastest and arrives first at a seismic station during an earthquake?
a) P-waves
b) S-waves
c) Love waves
d) Rayleigh waves
Answer: a) P-waves

The study of Earth’s gravitational field and its effects on objects is known as:
a) Seismology
b) Geodesy
c) Geomagnetism
d) Petrology
Answer: b) Geodesy

Which geophysical method uses the measurement of electrical properties to image subsurface structures?
a) Gravity survey
b) Magnetic survey
c) Seismic reflection
d) Electrical resistivity
Answer: d) Electrical resistivity

What is the process of determining the location of an earthquake called?
a) Seismic reflection
b) Seismic tomography
c) Seismic inversion
d) Seismic localization
Answer: d) Seismic localization

The study of the Earth’s atmosphere and its interactions with the Earth’s surface is known as:
a) Geodesy
b) Meteorology
c) Seismology
d) Geomagnetism
Answer: b) Meteorology

What is the process of determining the structure of the Earth’s interior using seismic data called?
a) Seismic reflection
b) Seismic tomography
c) Seismic inversion
d) Seismic localization
Answer: b) Seismic tomography

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