SCIN 138 LAB 7
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.
Correct B.well-sorted gravel (with some sand from transport). C.poorly sorted sand (with some silt from transport). D.a poorly sorted mix of gravel and sand.
Answer Key: B Feedback: The correct answer is B. well-sorted gravel (with some sand from transport).
Question 4 of 33 3.03/ 3.0303 Points
Bag D contains
Correct A.clay. B.well-sorted gravel. 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. clay.
Question 5 of 33 3.03/ 3.0303 Points
Bag E contains A.well-sorted sand. B.well-sorted gravel. C.a poorly sorted mix of sand and silt.
Correct D.a poorly sorted mix of gravel, sand, and silt.
Answer Key: D Feedback: The correct answer is D. a poorly sorted mix of gravel, sand, and silt.
Question 6 of 33 3.03/ 3.0303 Points
Questions 6 through 20 are based on Lab Exercise #2: Identification of Sedimentary Rocks.
6. The mineral grains in Specimen #11 are A.biotite mica. B.feldspar.
Correct C.quartz. D.hornblende.
Answer Key: C Feedback: The correct answer is C. quartz.
Question 7 of 33 3.03/ 3.0303
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.
Correct B.well-sorted gravel (with some sand from transport). C.poorly sorted sand (with some silt from transport). D.a poorly sorted mix of gravel and sand.
Answer Key: B Feedback: The correct answer is B. well-sorted gravel (with some sand from transport).
Question 4 of 33 3.03/ 3.0303 Points
Bag D contains
Correct A.clay. B.well-sorted gravel. 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. clay.
Question 5 of 33 3.03/ 3.0303 Points
Bag E contains A.well-sorted sand. B.well-sorted gravel. C.a poorly sorted mix of sand and silt.
Correct D.a poorly sorted mix of gravel, sand, and silt.
Answer Key: D Feedback: The correct answer is D. a poorly sorted mix of gravel, sand, and silt.
Question 6 of 33 3.03/ 3.0303 Points
Questions 6 through 20 are based on Lab Exercise #2: Identification of Sedimentary Rocks.
6. The mineral grains in Specimen #11 are A.biotite mica. B.feldspar.
Correct C.quartz. D.hornblende.
Answer Key: C Feedback: The correct answer is C. quartz.
Question 7 of 33 3.03/ 3.0303