Questions about Geology

Geology is the scientific study of the Earth, including its composition, structure, processes, and history. This fascinating field encompasses a wide range of disciplines, including mineralogy, paleontology, seismology, and more. Geology trivia questions are a great way to test your knowledge of this important subject and to learn more about the fascinating world that lies beneath our feet.

 

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#1. The United States has active mines within its boundaries that are sufficient to maintain a steady supply of all strategically important metals.

False

True

#2. Commercial ore deposits are most likely to be found associated with

Blueschists

Thick basinal sandstones and shales

Evaporite sequences

Igneous rocks

#3. Which ore minerals are commonly found in ancient sedimentary deposits that are 2 billion years old?

iron oxides

Copper oxides

Aluminum oxides

Copper sulfides

#4. Seismic rays follow curve paths in Earth’s interior due to

The arcuate nature of trenches at subduction zones, where most earthquakes are generated

The spheroidal nature of the Earth itself

The influence of abrupt changes in density associated with major contrasts in rock type at depth

Gradual changes in density with depth beneath the surface

#5. The oil window (temperature range wherein organic matter is converted to petroleum without destroying it) lies between

200 to 350 °C

100 to 250 °C

90 to 160 °C

30 to 60 °C

#6. The first ores which were widely smelted by humans to produce metal were those of

Iron

Bronze

Copper

Gold

#7. As suggested by the name “earthquake” the release of seismic energy as waves is unique to our planet and has not been found to occur in any other body of our solar system.

True

False

#8. Long-term prediction of earthquake behavior

Works on the principle that zones of past seismicity will be active in the future

All options

Includes the notion of seismic gaps—places where an earthquake is “overdue

Is based on past earthquake activity

#9. If, during an earthquake, a hanging wall slides upward relative to a footwall, the fault is termed ____________ if the fault is steep (closer to vertical than horizontal)

Reverse

Abnormal

Normal

Thrust

#10. U-235, the isotope of uranium commonly utilized in nuclear power plants, is

Rare even in uranium oxide deposits, and thus usable reactor fuel must be enriched with respect to this isotope

The most common of the naturally occurring isotopes of that element

Heavier than the other well-known isotope of uranium

#11. Surface waves

Travel more rapidly than body waves

Are the first waves initially produced in an earthquake

Are the first waves to arrive at a seismograph station after an earthquake

Produce most of the damage to buildings during earthquakes

#12. The word “metamorphism” literally refers to

Moving toward the middle

Change in the chemical composition of a rock.

A concept in existential philosophy.

Change

#13. Earthquakes that occur in a band called a ____________ can be used to track the motion of subducted oceanic lithosphere

Wadati-Benioff zone

Trench

Seismic gap

Wegener belt

#14. Mineral-rich veins within plutons, deposited by hot groundwater into fractures within the rock, characterize

Sedimentary deposits

Residual mineral deposits

Placer deposits

Hydrothermal deposits

#15. Which mineral resources are considered renewable?

Nonmetallic minerals only

No mineral resources are renewable

Base metals only

Iron and aluminum ores

#16. Chemically, oil and gas are both

Carbohydrates

Pure forms of carbon

Hydrocarbons

Carbonate minerals

#17. Seismologist know that the outer core is liquid due to the presence of

D- S-wave "shadow" zone for seismometers situated on the far side of the Earth from earthquake hypocenters

Both D and B

B- P-wave "shadow" zone for seismometers situated between 104° and 140° from earthquake hypocenters

A- high-velocity zone for seismic waves traveling in the outer core

C- low-velocity zone (LVZ) at a depth of 200 km where about 2% of the rock may be melted

#18. Which fossil fuel, oil or natural gas, is found at greater depths within Earth, and why?

Oil, because it is more stable at low pressures

Gas, because it is more stable at low pressures

Gas, because it is more stable at high temperatures

Oil, because it is more stable at high temperatures

#19. Earthquake waves which pass through the interior of Earth are termed

Interior waves

Surface waves

Body waves

R-waves

#20. Shale, salt, and fine-grained limestone that is not fractured are all good candidates to serve as ____________ within an oil field.

A reservoir rock

Either a source or reservoir rock

A seal rock

A source rock

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