Absolute dating - Study guides, Class notes & Summaries

Bio Beyond Unit 4 Time Travelers Reading Guide Questions and Answers Graded A what are fossils? remnants of organisms body fossil fossil that is a remains of a body direct evidence of life body fossil (evidence) trace fossil impression the organisms left in a rock (not the organism itself) indirect evidence trace fossil (evidence) fossil that shows that something was left behind during the organism's daily life indirect evidence, proof that organism existed something produced biologically...

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...

4 types of absolute dating correct answers 1. C-14 2. Tree Ring 3. Archaeomagnetic 4. Obsidian Hydration half life of C14 correct answers time required for half of the carbon-14 available in an organic sample to decay (5370yrs) what can you date for C-14? correct answers any organic material -once alive or byproduct of living thing how C-14 dating works correct answers -anything that's alive takes in C-14 -C-14 is an isotope and loses 2 neutrons to C-12 -when something dies, it ...

Strata are mostly found: - Answer-Underground According to the principle of superposition, younger strata form________older strata. - Answer-Above Based on the thin layer of sediment on his flooded farm, James Hutton concluded that strata: - AnswerTake many thousand years to form William Smith connected strata in different locations by recognizing similar patterns of: - Answer-Fossils The colors on a geologic map often indicate the___________of rock layers. - Answer-Ages Which idea associat...

Biol 110 Final Study Guide With Complete Solutions Which of the following is the best use of dendrochronology? - To determine climate patterns in the last 5000 years. Radiometric carbon dating is a type of ________________ dating. During the radioactive decay of C14, it decays into ______________. - absolute / N14 The Meadowcroft Rock Shelter near Avella, Pennsylvania is an early Native American archeological site from which many artifacts have been recovered. An archaeologist uses Carb...

ANTHROPOLOGY 101 FINAL EXAM Study Guide (Tests 1 , 2 , & 3 answers)In anthropology, we think of culture as: - correct answer dynamic behaviors and bodies of knowledge that are socially shared and individually variable Anthropologists are interested in considering the broadest possible context in which to interpret what humans think and do. Therefore, anthropology is _______________. - correct answer holistic A person who tries not to judge another culture solely on the basis of his/her mor...

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 l...

ASM246 Final Exam Questions And Answers (Verified And Updated) What chewing muscles were greatly enlarged in the species Australopithecus boisei? - answertemporalis What site were the earliest (oldest) stone tools found? - answerLomeki, Kenya True or false? The earliest (oldest) evidence of the genus Homo in the hominin fossil record is 2.2 million years old. - answerFalse The hominin fossil sites surrounding Lake Turkana in East Africa, are primarily dated using what absolute dating tec...

ASM246 Final Exam Questions And Answers (Verified And Updated) What chewing muscles were greatly enlarged in the species Australopithecus boisei? - answertemporalis What site were the earliest (oldest) stone tools found? - answerLomeki, Kenya True or false? The earliest (oldest) evidence of the genus Homo in the hominin fossil record is 2.2 million years old. - answerFalse The hominin fossil sites surrounding Lake Turkana in East Africa, are primarily dated using what absolute dating tec...

EAPS 112 Exam 2 Questions & Answers 2023/2024 What are the three components needed to make steel? - ANSWER-Iron, Coal, Limestone What is relative dating? - ANSWER-Using the layers of rock to sequence the fossils in a sediment. We only know the order, not how long ago an event occurred. What are the different divisions of time? - ANSWER-Eons, eras, periods, epochs What is absolute dating? - ANSWER-Determining the actual age of an event or object in years, usually by radiometric dating...