Precambrian era - Study guides, Class notes & Summaries

ERSC 181 Week 8 Final Exam Questions and Answers Latest Updated 2023. Week 8 Final Exam (timed and single access) Return to Assessment List Part 1 of 4 - 48.0/ 52.0 Points Question 1 of 50 2.0/ 2.0 Points A coarse-grained (phaneritic texture) igneous rock formed _________________.  A. due to erosion, frost wedging, and weathering  B. on the surface of the earth in an explosive eruption  C. on the surface of the earth in a quiet (effusive) eruption  D. by immense direct ...

APSC 151 – Midterm Exam Questions With Verified Answers Compared to the age of the Universe of about 14 billion years, the currently accepted age of Earth is about ________ years as determined by using radioactivity for dating rocks and minerals. A) 4.6 thousand B) 4.6 billion C) 5.4 million D) 13.7 billion - answerB The ________ division of the geologic time scale is an era of the Phanerozoic Eon. A) Paleocene B) Paleozoic C) Permian D) Proterozoic - answerB The Earth's core wa...

In the rock cycle, what processes directly link igneous rocks to metamorphic rocks?  A. weathering and erosion  B. recrystallization by high heat and pressure  C. melting and crystallization  D. deposition and lithification  E. compaction and cementation Question 2 of 50 2.0/ 2.0 Points A coarse-grained (phaneritic texture) igneous rock formed _________________.  A. on the surface of the earth in an explosive eruption  B. deep under the surface of the earth ...

ERSC 181 Week 8 Final Exam Questions and Answers 2023 Complete Rated A+ | When going from a magnitude 5 to a magnitude 6 earthquake on the Richter magnitude scale, what is the increase in seismic wave amplitude?  A. 100  B. 2  C. 0.5  D. 10  E. 1 Week 8 Final Exa Question 2 of 50 2.0/ 2.0 Points Which of the following surficial processes results in the most poorly sorted sediments?  A. wind  B. rivers  C. deep marine  D. glaciers  E. ocean ...

Why might Pasteur's experiment be inconclusive? - Answer The swan-necked flask broth may not support cell growth, or the broth was poisoned. Experiment did not confirm hypothesis that all cells come from pre-existing cells Why are replicates important in experiments? - Answer To ensure that results were not achieved by random chance What is the definition of a replicate? - Answer Unit that shares a common thing (4 mice in one cage = 1 replicate) What does the law of succession suggest?...

ERSC 181 Week 8 Final Exam (Timed and single Access) Questions and Answers 2023. The primary basis for classifying detrital (clastic) rocks is _______, whereas the primary basis for classifying chemical rocks is ________. Question 6 2 / 2 points The Precambrian Era is the time before abundant multicellular life with hard parts evolved. This time interval represents what percentage of earth's history? Question 7 2 / 2 points Which of the following surficial processes results in the most po...

A coarse-grained (phaneritic texture) igneous rock formed _________________.  A. due to erosion, frost wedging, and weathering  B. on the surface of the earth in an explosive eruption  C. on the surface of the earth in a quiet (effusive) eruption  D. by immense direct pressure and heat  E. deep under the surface of the earth Question 2 of 50 2.0/ 2.0 Points The Precambrian Era is the time before abundant multicellular life with hard parts evolved. This time interval ...

APSC 151 FINAL Exam Questions With Verified Answers Compared to the age of the Universe of about 14 billion years, the currently accepted age of Earth is about ________ years as determined by using radioactivity for dating rocks and minerals. A) 4.6 thousand B) 4.6 billion C) 5.4 million D) 13.7 billion - answerB - 4.6 billion The ________ division of the geologic time scale is an era of the Phanerozoic Eon. A) Paleocene B) Paleozoic C) Permian D) Proterozoic - answerB - Paleozoic ...

APSC 151 Week 1 Exam Questions With Verified Answers How old is the Earth? - answer4.6 billion years old What are the layers of the earth (in to out) - answerinner core, outer core, lower mantle, upper mantle, crust T or F: Era is a subdivision of Eon - answerT Phanerozoic era (dinosaurs) - answerCenozoic, Mesozoic (dinos), Paleozoic Law of Superposition - answerIn horizontal layers of sedimentary rock, the oldest layers are the deepest. As you ascend from depth, rock gets younger. prin...

APSC 151 Exam Questions With Verified Answers Hydrosphere - answerGeological zone that includes Oceans, glacial ice and freshwater Catastrophism - answerOne big sudden change - only true for meteor impacts. Shaping Earth's landscape by catastrophes. Uniformitarianism - answerCharles Lyell's idea that geologic processes have not changed throughout Earth's history. Divergent Boundary - answerA plate boundary where two plates move away from each other. Geomagnetic Reversals - answera ch...