X. Question (276-300) Flashcards
________________15. Varieties of elements distinguished by the number of neutrons
Isotopes
________________16. A polygenetic rock composed of microcrystalline quartz and chalcedony
Chert
________________17. The animals of any place of time that lived together
Fauna
________________18. .Group name of mollusk rotated to the chambered nautilus. Mezosoic fossils are found in Mindoro
Ammonites
________________19. .A few hills, erosion remnants standing on an almost level plain
Buttes
________________2. Subsurface erosion process by current forming submarine canyons
Turbidity currents
________________20. .A Hawaiian term for basic lava flows typified by rough jagged and clinkery surface
A’a
________________3. A rise from the ocean floor between two continents
Mid-ocean ridge
________________4. The larger grooves in fault, plane parallel to the displacement
Slickensides
________________5. Parallel grooves and scratches along fault plane
Striations
________________6. The flotational balance among segments of the lithosphere
Isostasy
________________8. A test well drilled without any geologic studies in the hope of discovering a petroleum/oil pool
Wildcat well
________________7. Space or spaces produced by expanding vapors in lava flows
Vesicles
________________9. The source and true center of an earthquake
Focus
_________________ is an interstitial water that was deposited and buried with the rock and has been out of contact with the atmosphere for an appreciable part of a geologic period.
a) recharge
b) connate water
c) aquifuge
d) well yield
b) connate water
_________________ is the measure of the amount of water that can be transmitted horizontally through a unit width by the full saturated thickness of the aquifer under a hydraulic gradient of 1.
a) Storativity
b) Storage coefficient
c) Hydraulic conductivity
d) Transmissivity
d) Transmissivity
_________________ means ‘ancient life’.
a. Paleozoic
c. Cenozoic
b. Mesozoic
d. Precambrian
a. Paleozoic
___________________ The evapotransporation that would occur under given climatic conditions if there were unlimited soil moisture.
a. Evaporation
b. Evapotranspiration, potential
c. Evapotranspiration
d. Evapotraspiration, Actual
b) Evapotranspiration, potential
___________________1. A tentative explanation of a phenomena that is tested for validity by repeated observations and experimentations.
Hypothesis
___________________1. Minerals that yield information as to the temperature of their formation.
Geothermometers
___________________10. A fracture along which adjacent blocks of rock moved relative to each other.
Fault
___________________10. The rock enclosing the deposit.
Country rock
___________________11. Carbonates converted to silicates as a result of contact metasomatism.
Skarn
___________________12. Quarz that form below 573C.
α-Quartz
___________________13. Internal metamorphic effects upon the margins of the intrusive.
Contact Metamorphism
