EAPS 112 Lecture Exam 1 Questions & Answers 2023/2024
Science - ANSWER-The knowledge or study of the natural world based on facts theorized based on experiments and observations.
Multiple working hypotheses
Who proposed it and when - ANSWER-Multiple working hypotheses was developed by T.C. C...
EAPS 112 Lecture Exam 1 Questions &
Answers 2023/2024
Science - ANSWER-The knowledge or study of the natural world based on facts theorized based on
experiments and observations.
Multiple working hypotheses
Who proposed it and when - ANSWER-Multiple working hypotheses was developed by T.C. Chamberlin
because there are multiple ways to interoperate scientific method and this can create multiple working
hypotheses until observations and experiments rule them down to one correct hypothesis.
Kentland Structure - when and what was its origin - ANSWER-An impact structure with the presence of
shatter cones and deformed bedrock that was determined to have been caused from an impact rather
than volcanic activity. It was formed less than 97 million years ago in Newton County, Indiana. The
impact area is about 7.24 km in diameter
What evidence proves the kentland structure was not the event of a cryptovolcanic event? - ANSWER-
Shatter cones and deformed bedrock concluded that the structure was caused by a meteor impact. The
formation of shatter cones is not present in a volcanic event because of the upward pressure as apposed
to the downward pressure from an impact.
Mineral - ANSWER-A naturally occurring crystalline solid or synthetic, chemically identical equivalent.
Name the five anion mineral groups - ANSWER-Silicates are minerals containing silica - most common
mineral.
Carbonates are minerals with carbonate ion.
Oxides are composed of hematite, corundum, and water ice.
Sulphides are composed of gypsum and barite.
Phosphates contain apatite and turquoise.
Rock - ANSWER-Composition of a combination of one or more minerals.
, Igneous rock textures - ANSWER-phaneritic - visible grains
Aphanitic - grains too small without magnification
Porphyritic larger grains surrounded by finer grained groundmass
Glassy - no grains
Vesicular - formed as water vapor and gases became trapped
Pyroclastic - volcanic ash
Igneous rock composition - ANSWER-Felsic - Light colored
Regional metamorphism - ANSWER-Pressure over a larger area causing larger grained rocks
Contact metamorphism - cross section of occurrence - ANSWER-metamorphism due to magma which
causes fine grained rocks
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