Essay on SCIN 138 LAB 7

1379 Words Feb 7th, 2014 6 Pages
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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