Original horizontality - Study guides, Class notes & Summaries

Physical geology vs. Historical geology Physical geology deals with materials and processes that make up the Earth, Historical geology is applying chronology to events in Earth's past Relative age Determination that something is younger or older than something else Absolute Age Precise measurement of how much time has passed since something was created or modified Fossils Remains, traces, or other indications of life Principal of Original Horizontality Sediment is deposited in layers th...

Most planets (like Earth) are chemically differentiated. This means that nickel and what are concentrated at the core and lighter elements make up the crust? - correct answer iron True or False. Most of the energy sources human society uses are the result of past life-forms that have died, decayed and become part of the Earth's crust. - correct answer True The processes of the rock cycle are typi...

EES EXAM #3 Questions and answers, 100% Accurate. Rated A+ Who calculated the age of the Earth as 6000 years old? - -Bishop Ussher Scientist who calculated the age of the Earth based on the salinity of the sea. - -Who was John Joly? How did Lord Kelvin attempt to figure out the age of the Earth? - -He used the cooling rate of Earth. He did not knoe that Earth was not completely cooled. Who discovered radioactive decay? - -Antoine Henri Becquerel The names of all the Eons and the...

EOSC 114 - Extinctions Practice Questions and Answers Latest Update Graded A+ Mass extinction - Answers crisis that affects all forms of life - at least 30% of earth's species (ALL NOT JUST ONE) must be lost - must be across a broad range of ecologies, not restricted to any one niche and not just one species - it must have a short/sudden duration (1 mil years max) biosphere - Answers thin layer of life on the surface of the planet that interacts with the hydrosphere (oceans/lakes/river...

PHSC 211 Quiz 5 Liberty University questions and answers 2023 nonconformity What type of inconformity is located between B and D angular unconformity What type of unconformity is located between D and E E Which unit is the oldest? C Which unit is the oldest? Fault What type of structure or feature is A There isn't enough information to determine What is older, B or D? Superposition Which relative dating rule states that in an undisturbed sequenc...

What is a fold line and how is it used? - ANSWER-The fold line is a hinge line along which a vertical cross section may be constructed and then flattened out to a horizontal or map view. It is used to represent the subsurface along any given line in a map view. It need not be perpendicular to strike. What is the angle and side relationships for the sin equation? - ANSWER-sinα = opposite side/hypotenuse What is the angle and side relationships for the tanget equation? - ANSWER-tanα = oppo...

When did mass extinctions occur? - ANSWERSSilurian period, Triassic period, Tertiary period What can be used for evidence to construct the geologic time scale? - ANSWERSfossils, radiometric dating, rock sequences What are the divisions of geologic time? - ANSWERSEons, Eras, Periods, Epoch (in any order) What are the divisions of geologic time from longest to shortest? - ANSWERSEons, Eras, Periods, Epoch (in a specific order) What is a fossil? - ANSWERSdinosaur bone Fossil evidence...

Test Bank Solution Eosc 114- Impacts Already Passed The Biosphere - Answers - a thin layer of life on Earth's surface - composed of ecosystems Stratigraphy - Answers study of layers of rock biostratigraphy - Answers part of stratigraphy that identifies the relative ages of rock layers using fossils Stratigraphy and Biostratigraphy - Answers - for studying the past - biosphere composed of individual pieces that have evolved through time - helps our understanding of the passage of time ...

Which geologic law explains the relative ages of rocks with respect to one another in a map or cross section? - ANSWER-Principle of Horizontality, Law of Superposition, Law of Cross-Cutting Relationships Surface exposure, in a temperate environment, of aluminum silicate minerals such as feldspar would result in the development of which of the following clay minerals? - ANSWER-Montmorillonite - a colloidal, hydrated aluminum silicate What geologic condition would produce slow drainage withi...

EOSC 114: Impacts Glossary Review Questions with Complete Solutions Rated 100% anoxia - Answers a lack of oxygen atmosphere - Answers layer of gases surrounding the lithosphere biodiversity - Answers global sum of all ecosystems biostratigraphy - Answers correlation of rocks using fossils Cambrian - Answers oldest period of the Phanerozoic/Paleozoic Cenozoic - Answers the most recent grouping of geological periods in the Phanerozoic correlation - Answers matching geological sections that...