Coal is
A) a very rare fossil fuel.
B) a chemical or biogenic sedimentary rock consisting of plant organic matter.
C) an inorganic form of energy.
D) a mafic igneous rock.
Correct Answer:
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Q36: What occurs during compaction?
A) A machine takes
Q37: What occurs during cementation?
A) Additional layers of
Q38: Which statement about compaction is false?
A) Grains
Q39: Why can volcanic rocks occasionally contain fossils?
A)
Q40: All weathered rock is represented by clastic
Q42: A chemical or biogenic sedimentary rock consisting
Q43: Which of the following is true of
Q44: Which is not one of the three
Q45: What do the three ingredients of sedimentary-rock
Q46: Why are grain size and composition often
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