Essay on SCIN 138 LAB 7

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Question 1 of 33 3.03/ 3.0303 Points Questions 1 through 5 are based on Lab Exercise #1: Grain Analysis. 1. Bag A contains A.well-sorted sand. B.clay. Correct C.a moderately sorted mix of sand and silt. D.a poorly sorted mix of gravel and sand. Answer Key: C Feedback: The correct answer is C. a moderately sorted mix of sand and silt. Question 2 of 33 3.03/ 3.0303 Points Bag B contains Correct A.well-sorted sand. B.clay. C.a poorly sorted mix of sand and silt D.a poorly sorted mix of gravel and sand. Answer Key: A Feedback: The correct answer is A. well-sorted sand. Question 3 of 33 3.03/ 3.0303 Points Bag C contains A.well-sorted clay.…show more content…
Answer Key: C Feedback: The correct answer is C. fizzes during an acid test. Question 15 of 33 3.03/ 3.0303 Points Specimen #15 is A.quartz chert. B.shale. Correct C.limestone. D.conglomerate. Answer Key: C Feedback: The correct answer is C. limestone. Question 16 of 33 3.03/ 3.0303 Points Which of the following is a diagnostic feature of Specimen #17? A.It fizzes when tested with acid. B.It is a very coarse-grained sedimentary rock. Correct C.It is a fissile sedimentary rock. D.It is obviously the product of a high-energy depositional environment. Answer Key: C Feedback: The correct answer is C. It is a fissile sedimentary rock. Question 17 of 33 3.03/ 3.0303 Points Specimen #17 is A.conglomerate. B.gyprock. C.quartz chert. Correct D.shale. Answer Key: D Feedback: The correct answer is D. shale. Question 18 of 33 3.03/ 3.0303 Points Specimen #16 is composed of Correct A.silica. B.calcium carbonate. C.grains of sand-sized particles. D.gypsum. Answer Key: A Feedback: The correct answer is A. silica. Question 19 of 33 3.03/ 3.0303 Points Which of the following is a diagnostic feature of Specimen #16? A.It effervesces when tested with acid. B.It is a very coarse-grained sedimentary rock. C.It is a fine-grained sedimentary rock. Correct

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