Geologic time - Study guides, Class notes & Summaries

NDSU GEOL 106 Final Exam Questions with Complete Solutions Graded A+ updated The theory of uniformitarianism is the idea that: - Answer-Geologic processes and events of the presents can help to understands Earths past During which interval of Precambrian time did the moon form? - Answer-Hadean Why are Archean-age sedimentary rocks rare in the geologic record? - Answer-Most sedimentary rocks formed during the Archean have been metamorphosed During the Archean, the composition of the a...

Criteria for disaster - ️️1) Ten or more people killed 2) 100 or more people affected 3) State of emergency is declared 4) International assistance is requested Processes - ️️Physical, chemical, and biological ways in which events affect Earth's surface Internal processes - ️️Come from forces within Earth (plate tectonics) and result of internal energy from earth External processes - ️️Come from forces on Earth's surface (atmospheric effects, energy from the Sun) ...

Why study global change? - Answer--allows us to understand why global temps fluctuate and what causes fluctuations (natural and anthropogenic) -how it affects populations over time -tackling climate change before it things get much worse Why does the Earth change - Answer-1-earth's internal heat makes the asthenosphere weak enough to flow 2-Sun radiation What happens as a result of a weak asthenosphere? - Answer--continental drift -volcanism: enough volcanic outgassing can cause clim...

St. Albans - This Kanawha county community was once known as Coalsmith. Preston County - This West Virginia county boarders both Pennsylvania and Maryland. Grant County - This West Virginia county was formed in 1866 from Hardy county, was named for a union Civil War General later became president of the U.S. Jesse Burkett - This Wheeling native was the first West Virginian inducted into the Baseball Hll of Fame. Treason - Harman Blennerhasset was inducted for this crim...

Darwin's primary mission on the HMS Beagle was to: a. develop the theory of evolution. b. observe natural selection in action. c. gather data on geologic processes from around the world. d. describe as many different new species as possible. e. expand the Navy's knowledge of natural resources around the world. - ️️e. expand the Navy's knowledge of natural resources around the world Which of the following concepts would not have been supported by Georges Cuvier? a. that the Eart...

Gaia Hypothesis - ️️Suns output of energy increased as time went on which caused the switch from anaerobic or aerobic conditions. Initial solar output produced greenhouse effect and greenhouse gases (CO2 and CH4). Life has controlled the atmosphere. Fossil Fuels - ️️Such as coal and oil are made from dead plant. Geologic pressure converts the plant material into fossil fuels. Stored under the earth and rapid release of this is what causes smog, acid rain, and global warming Aeolus...

GPT Test 1 Questions with 100% Correct Answers 2024/2025 The half-life of a radioactive isotope is? - ANSWERSthe time it takes for half of the radioactive atoms to decay The absolute age of a geologic event in the rock record is - ANSWERSthe number of years that has elapsed between the event and the present day A rock formed with 1000 atoms of a radioactive parent element, but contains only 250 radioactive parent atoms today. If the half-life for the radioactive element is one million...

ABCTE Elementary Education Exam 206 Questions with Verified Answers Magna Carta - CORRECT ANSWER (1215) a charter of liberties (freedoms) that King John "Lackland" of Englad was forced to sign; it made the king obey the same laws as the citizens of his kingdom 13th Ammendment - CORRECT ANSWER officially abolished slavery, prohibits involuntary servitude. Articles of Confederation - CORRECT ANSWER 1st Constitution of the U.S. (weaknesses-no executive, no judicial, no power to tax, n...

Law of Superposition - Answer-Younger layers of rock sit atop older layers Law of Initial Horizontality - Answer-Layers of sedimentary rock are initially deposited flat in layers. relative age dating - Answer-the fossil assemblage existing within a rock specimen can be used to determine upper and lower possible age. Gives age range. Example: 100 to 200 mya. radiometric dating - Answer-the process of measuring the absolute age of geologic material by measuring the concentrations of radio...

Earth Science Final Exam Questions and Answers Latest Updated 2024/2025 Graded A+. The same objects have the - ANSWER same density (NO MATTER WHAT SIZE) 2. The closer isolines are... - ANSWER the steeper the gradient (diagram: North side is steepest) 3. The altitude of Polaris equals... - ANSWER the latitude of the observer Diagram: Observer's altitude = 66.5 degrees North 4. The Earth rotates - ANSWER West to east 15 degrees per hour in 24 hours or one day 5. Latitude lines run Longit...