Hadean eon - Study guides, Class notes & Summaries

EOS 120 Final Exam Flash Cards Exam Card QUESTIONS AND CORRECT DETAILED ANSWERS ( VERIFIED ANSWERS) |ALREADY GRADED A+ 2023 What are eubacteria and where did they come from? - CORRECT ANSWER They are bacteria that need oxygen to survive, they most likely evolved from archea bacteria. What are vestigal structures? - CORRECT ANSWER Structures that no longer serve a purpose. What are homolgous structures? - CORRECT ANSWER From similar ancestors yet these features are oriented differ...

Which living organism does not have a nucleus with the cell ~ Prokaryotes What is the Eon before the presence of life ~ Hadean Eon Mammals were first seen during the _____ period ~ Tertiary The T-Rex existed in the ____ period ~ Cretaceous The lifeforms of the Ediacaran couldn't survive due to the evolution of ______ in other species ~ Teeth Carbon dating is good for which time range ~ 10 million - present What do nuclear, oil, gas and geothermal have in common ~ Generate steam t...

Second Continental Congress - ANSWER-A convention of delegates from the Thirteen Colonies that started meeting in the spring of 1775 in Philadelphia, Pennsylvania. Managed the Colonial war effort and moved incrementally towards independence, adopting the United States Declaration of Independence on July 4, 1776. Townshend Acts (1767) - ANSWER-A series of British acts passed beginning in 1767 and relating to the British American colonies in North America. Thirteen Colonies - ANSWER-A group ...

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...

A ____ is a shared, derived trait that only occurs in a certain _____ group. - Synapomorphy Monophyletic A law is a _____ ______. - Universal relationship According to natural selection, characteristics are ______. Certain characteristics increase ______, the ability to produce offspring. Certain individuals are better ______, hence natural selection. - Heritable Fitness Adapted Archaea is composed of what type of chain and bond? - Isoprene chain Esther bond Are bacteria and archaea un...

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...

rust is the thin and solid outermost layer of the Earth above the mantle The mantle is the layer of hot, solid material between Earth's crust and core. Outer core composition liquid iron and nickel Inner Core a dense ball of solid metal Composition Layers of the Earth core (Fe), mantle (peridotite), crust (granite and basalt) Mechanical Layers of Earth are lithosphere, asthenosphere, mesosphere, outer core, inner core Lithospehere is the Outer shell of the E...

APSC 151 Final Exam Questions With Verified Answers The most abundant elements in the Earth's CRUST by weight are a) Oxygen, Silicon, Aluminum b) Oxygen, Nitrogen, Carbon Dioxide c) Iron, Nickel, Gypsum d) Earth, Wind, Fire - answera What are the two dominant sources of Lithium to power the new age of devices and transport? a) Porphyry Deposits, Astroblemes b) Veins, Dykes c) Placer Deposits, Volcanoes d) Rhyolites and Basalts e) Granites and Salt Lakes - answere In the rock cycle...

Geologic time - The idea that the earth is old, and around 4.54 billion years old. After the K-T event - everything made after is made from the 30% of life left The most resent period in geological time is the - holocene, most resent 10,000 year period End of earth formation is represented in which geological time? - Hadean eon Earth cross-sectional radius - 6400 km (4000 miles). We know this because of remote sensing. Seismic wave - sound or vibration that can be measured, base...

BIOLOGY 171 EXAM 3 VOCABULARY LECTURE 13_17adaptive radiation—process in which organisms diversify rapidly from an ancestral species into a multitude of new forms (usually with ecological opportunities and morphological innovations) animals Archaeopteryx—oldest known fossil bird of the late Jurassic period; it had feathers, wings, and hollow bones like a bird, but teeth, a bony tail, and legs like a small dinosaur Archean Eon—4 to 2.5 BYA; oceans, volcanism, atmosphere-no oxygen, orig...