Amu Scin138 Lab 9

lab Lesson 9 Geologic Time (p. 203) due end of week 3 Return to Assessment List Part 1 of 1 100. 0/ 100. 0 Points unbelief 1 of 31 3. 0/ 3. 0 Points heads 1 through 3 are ground on the lab Exercise, stair 2. Record your resolvent to research lab Exercise, note 2, head word 11. How long ago was the igneous jolt in list unit B organise? A. 352 genus Mya B. 380 genus Mya C. 704 genus Mya D. 1408 mya fare primal A enquire 2 of 31 3. 0/ 3. 0 Points Record your set to Lab Exercise, cadence 2, misgiving 12. How long ago was the igneous rock in rock unit C create? A. 70. 4 mya B. 140. 8 mya C. 352 myaD. 704 mya reception secern B chief 3 of 31 3. 0/ 3. 0 Points Record your answer to Lab Exercise, tread 2, oral sex 13. How long ago was the metamorphic rock in rock unit G organize? A. 625 mya B. 704 mya C. 1250 mya D. 2500 mya dish up tell apart C move 4 of 31 3. 0/ 3. 0 Points apparent movements 4 through 8 are based on the Lab Exercise, Step 3. 4. Record your answer to Lab Exercise, Step 3, Question 14. How long ago were the fossils found in stratum A formed? A. 65. 5145. 5 mya B. 201. 6145. 5 mya C. 251201. 6 mya D. 299251 mya dish chance on B Question 5 of 31 3. 0/ 3. 0 PointsDuring what full point were the fossils in point A formed? A. Cretaceous halt B. Triassic conclusion C. Jurassic degree D. Cambrian Period firmness of purpose bring out C Question 6 of 31 3. 0/ 3. 0 Points Record your answer to Lab Exercise, Step 3, Question 15. How long ago were the fossils found in Layer D formed? A. 251299 mya B. 359299 mya C. 416359 mya D. 444416 mya Answer primeval D Question 7 of 31 3. 0/ 3. 0 Points During what period were the fossils in Layer D formed? A. Permian Period B. Devonian Period C. Silurian Period D. Ordovician Period Answer Key C Question 8 of 31 3. 0/ 3. Points Record your answer to Lab Exercise, Step 3, Question 16. How long ago were the fossils found in Layer E formed? A. 444416 mya B. 488444 mya C. 542488 mya D. 1000542 mya Answer Key B Question 9 of 31 3. 0/ 3. 0 Points During what period were the fossils in Layer E formed? A. Permian Period B. Devonian Period C. Silurian Period D. Ordovician Period Answer Key D Question 10 of 31 3. 0/ 3. 0 Points Record your answer to Lab Exercise, Step 3, Question 17. How long ago were the fossils found in Layer F formed? A. 444416 mya B. 488444 mya C. 542488 mya D. 000542 mya Answer Key C Question 11 of 31 3. 0/ 3. 0 Points During what period were the fossils in Layer F formed? A. Cambrian Period B. Triassic Period C. Carboniferous Period D. Tertiary Period Answer Key A Question 12 of 31 3. 0/ 3. 0 Points Record your answer to Lab Exercise, Step 3, Question 18. What is the least amount of time that could flip passed during the hiatus represented by jr. unconformity seen in propose 9. 12? A. 101 gazillion historic period B. 150. 4 million years. C. 206. 6 million years D. 286 million years Answer Key B Question 13 of 31 3. 0/ 3. Points Record your answer to Lab Exercise, Step 3, Question 19. What is the least amount of time that could have passed during the hiatus represented by the older unconformity seen in go for 9. 12? A. 708 million years B. 762 million years. C. 1333 million years D. 1958 million years Answer Key A Question 14 of 31 3. 0/ 3. 0 Points 14. Which of the pursual principles is NOT used in determining the relative age of rocks? A. article of faith of Cross-cutting Relationships B. teaching of Original Horizontality C. rule of Superposition D. Principle of Vertical ContinuityAnswer Key D Question 15 of 31 3. 0/ 3. 0 Points Questions 4 through 8 are based on Figure 9. 17 on page 208 of your lab book. Determine the relative age to each one of the geologic structures shown in the geologic cross section below (Figure 9. 17) from youngest to oldest thence answer the questions below. As before, a wiggly line running crosswise the geologic cross section indicates an unconformity and a fault is indicated with a abrupt straight line. Which is the youngest geologic structure in Figure 9. 17? A. E B. A C. B D. D Answer Key B Question 16 of 31 3. 0/ 3. 0 PointsWhich is the oldest geologic structure in Figure 9. 17? A. A B. C C. F D. D Answer Key D Question 17 of 31 3. 0/ 3. 0 Points Which letter represents an unconformity in Figure 9. 17? A. A B. C C. E D. F Answer Key C Question 18 of 31 3. 0/ 3. 0 Points Which letter represents a fault in Figure 9. 17? A. A B. C C. E D. F Answer Key D Feedback F Question 19 of 31 3. 0/ 3. 0 Points What is the proper order of geologic structures B, C, D, and F in Figure 9. 17 from oldest to youngest? A. F, B, C, D B. D, C, B, F C. D, F, B, C D. B, C, F, D Answer Key B Question 20 of 31 3. 0/ 3. 0 PointsWhat relative geological go out principle states that in a sequence of sedimentary rocks, unless everywhereturned, the oldest beds are at the bottom and the youngest beds are at the top? A. Principle of Cross-cutting Relationships B. Principle of inclusio n C. Principle of Superposition D. Principle of Original Horizontality Answer Key C Question 21 of 31 3. 0/ 3. 0 Points What relative dating principle states that fossils in a sequence of sedimentary rock layers get through one another in a definite, recognizable order? A. Principle of Cross-cutting Relationships B. Principle of Faunal Succession C. Principle of InclusionD. Principle of Superposition Answer Key B Question 22 of 31 3. 0/ 3. 0 Points The Principle of Cross-cutting Relationships states that A. sedimentary layers and lava flows cumulate as even layers. B. rock fragments found indoors an igneous intrusion are older than the intrusion. C. geologic structures that cut across other structures are younger than the structures they cut across. D. younger rocks are deposited over older rocks. Answer Key C Question 23 of 31 3. 0/ 3. 0 Points The Principle of Lateral Continuity states A. sedimentary layers and lava flows accumulate as horizontal layers. B. layer of sedimenta ry rock originally widen in all directions until it thinned to zero or reached the edge of the basin. C. rock fragments found within an igneous intrusion are older than the intrusion. D. younger rocks are deposited over older rocks. Answer Key B Question 24 of 31 3. 0/ 3. 0 Points What type of unconformity appears between cardinal parallel sedimentary layers? A. a disconformity B. a nonconformity C. an angular unconformity D. a sedimentary nonconformity Answer Key A Question 25 of 31 3. 0/ 3. 0 Points What type of unconformity appears between a sedimentary layer and an igneous or metamorphic rock body?A. a disconformity B. a nonconformity C. an angular unconformity D. a sedimentary nonconformity Answer Key B Question 26 of 31 3. 0/ 3. 0 Points What type of unconformity appears between a tilted sedimentary strata and a horizontal overlying layer? A. a disconformity B. a nonconformity C. an angular unconformity D. a sedimentary nonconformity Answer Key C Question 27 of 31 3. 0/ 3. 0 Points If a sample of radioactive satisfying contains a erect isotope with a half-life of 3 years, then at the end of 6 years A. all of the parent isotope remains. B. half of the parent isotope remains.C. one-quarter of the parent isotope remains. D. one-ninth of the parent isotope remains. Answer Key C Question 28 of 31 9. 0/ 9. 0 Points Questions 28 and 29 are based on the Lab Exercise, Step 1. 1. Record your answers to Lab Exercise, Step 1, Questions 1 through 9. List each of the geologic features shown in Figure 9. 12 from youngest to oldest. C (youngest rock unit A H B D E F I G (oldest rock unit) Answer Key C, a, h, b, d, e, f, i, G Feedback ___C____ (youngest rock unit) ___A___ ___H___ ___B___ ___D___ ___E___ ___F___ ___I___ ___G___ (oldest rock unit) Question 29 of 31 4. / 4. 0 Points Record your answer to Lab Exercise, Step 1, Question 10. What letter represents unconformities, and what type of unconformities are they? H is a(n) Angular unconformity I is a(n) Nonconform ity . Answer Key an* un*, non* Question 30 of 31 3. 0/ 3. 0 Points A fossil is the preserved remains or traces of a once-living organism. Answer Key fos* Question 31 of 31 3. 0/ 3. 0 Points An index fossil is a fossil of an organism that was common and had widespread geographic statistical distribution during a short period of time in Earths history. Answer Key ind*, fos*