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PHSC 211 LIBERTY UNIVERSITY 250 PRACTICE EXAM QUESTIONS AND CORRECT ANSWERS FOR PHSC 211 MIDTERM EXAM AND PHSC 211 FINAL EXAM 2025 TEST BANK (NEW!) $25.99   Add to cart

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PHSC 211 LIBERTY UNIVERSITY 250 PRACTICE EXAM QUESTIONS AND CORRECT ANSWERS FOR PHSC 211 MIDTERM EXAM AND PHSC 211 FINAL EXAM 2025 TEST BANK (NEW!)

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PHSC 211 LIBERTY UNIVERSITY 250 PRACTICE EXAM QUESTIONS AND CORRECT ANSWERS FOR PHSC 211 MIDTERM EXAM AND PHSC 211 FINAL EXAM 2025 TEST BANK (NEW!)

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  • October 25, 2024
  • 38
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • phsc 211
  • phsc 211 l
  • PHSC 211
  • PHSC 211
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PHSC 211 LIBERTY UNIVERSITY 250 PRACTICE
EXAM QUESTIONS AND CORRECT ANSWERS
FOR PHSC 211 MIDTERM EXAM AND PHSC 211
FINAL EXAM 2025 TEST BANK (NEW!)

The mineral quartz is ________________ - ANSWER-The most abundant mineral
in the earth's crust


Which environment of deposition typically evidences poorly-sorted particles? -
ANSWER-Glacial


High-temperature metamorphism caused by molten rock coming into contact with
pre-existing rock is known as ________ metamorphism - ANSWER-Galena,
pyrite, magnetite, and some varieties of hematite


This principle of relative dating states that in a sequence of sedimentary rocks, the
oldest rocks are typically on the bottom with younger beds on top - ANSWER-The
principle of superposition


This chemical sedimentary rock is composed almost entirely of tiny calcite spheres
- ANSWER-Oolitic limestone


The decay chain for Uranium-238 consists of______ decay steps - ANSWER-21


Effervescence ("fizzing" in the presence of acid) is a unique property of what
mineral? - ANSWER-calcite




pg. 1

,The following statements are true of all metallic minerals except which? -
ANSWER-They evidence the property of magnetism


All of the following are mineral except? - ANSWER-Coal


The minerals dolomite and calcite are the best distinguished from one another by
______________ - ANSWER-An acid test


Gold settles to the bottom of a miner's pan because of its ___________________ -
ANSWER-High specific gravity


Any object with a specific gravity of less than 1 will ___________ - ANSWER-
Float


Minerals that have the element ____________ in their chemical composition may
have an odor akin to that of rotten eggs. - ANSWER-Sulfur


The gas released when weak acid reacts with calcite is oxygen - ANSWER-False


All magnetic minerals will have the element of iron in their chemical composition -
ANSWER-False


The largest commercial use of the mineral halite is table salt - ANSWER-True


The fingernail can scratch calcite - ANSWER-False


The mineral scale of hardness was named after the famous scientist Von Verner -
ANSWER-False

pg. 2

,Crystal shape refers to how a mineral breaks - ANSWER-False


Halite has 3 planes of cleavage of 90 degrees - ANSWER-True


Biotite and Muscovite each have one plane of cleavage - ANSWER-True


The specific gravity of the mineral is estimated by moving the mineral from hand
to hand - ANSWER-True


The mineral talc is 1.0 on hardness scale and has a soapy feel to it. - ANSWER-
True


What mineral composition is most characteristic of felsic rocks? - ANSWER-
Orthoclase, quartz, and biotite


What mineral composition is most characteristic of mafic rocks? - ANSWER-
Olivine, pyroxene, and calcium-rich plagioclase


What mineral composition is most characteristic of intermediate rocks? -
ANSWER-Sodium-rich plagioclase and hornblende with some quartz or biotite


When mafic lava breaks through fissures in the continental crust, which of the
following results? - ANSWER-Lava Plateaus


Which scenario is associated with mafic magma? - ANSWER-Hot, fluid lava that
forms a shield volcano



pg. 3

, Which scenario is associated with felsic magma? - ANSWER-an explosive
eruption that ejects pyroclastic minerals


If 2,000 atoms of 206Pb are found in a mineral sample, the how many helium
atoms were produced? - ANSWER-16,000


Mount Fuji and Mount St. Helens in the western United States are examples
of__________ - ANSWER-Stratovolcanoes


The color of a mineral's powder is known as_______ - ANSWER-streak


Which of the following pairs does NOT go together? - ANSWER-Phyllite, High-
grade metamorphism


Pumice and scoria are easily identifiable because of their_________ textures -
ANSWER-Vesicular


The first minerals to crystallize as a magma cools tend to be________ - ANSWER-
Olivine & pryoxene? Calcium plagioclasts


Uranium-238 radioactively decays into___________ - ANSWER-None of the
above/thorium-234


This is an unconformity where younger sedimentary rocks overlie older igneous or
metamorphic rocks. - ANSWER-Disconformity


Which of the following is NOT true of the mineral quartz? - ANSWER-It is always
colorless


pg. 4

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