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geo 101 test 2 chapter 6 review
Terms in this set (20)
the breakdown of exposed rock into small fragments and dissolved ions is termed _____
the removal of detritus from weathered rock at an outcrop is termed ________
grains become rounded primarily during __________
Lithified detritus (breakdown products of preexisting rocks) forms which kind of sedimentary rock?
cemented shells of marine organisms form which kind of sedimentary rock?
Physical precipitation of gypsum due to evaporation of seawater produces which kind of sedimentary rock?
clastic sedimentary rocks are primarily classified on the basis of ____
compaction and cementation of grains occur during
which transport medium carries the largest particles
it is unusual for ______ to carry grains larger than sand
sedimentary deposition is a continuous process; rivers, lakes, and the ocean deposit sediments nonstop at a fairly constant rate. (T/F)
the sorting degree of conglomerate is high (T/F)
which of the following is most likely to be found at the top of a graded bed?
Which environment would most likely produce sedimentary deposits characterized by very well-sorted, very well-rounded grains that are nearly pure quartz?
chemical and biochemical rocks are classified primarily on the basis of _____
______ is composed of carbon and organic chemicals from plants
Bedding refers to ______
the development of layering within sedimentary rocks
the smallest detrital grains are ______
which type of sediment settles at greater fluid velocities than sand?
finding mudstone, chalk, and chert together at outcrops suggests that the ancient environment represented was a _________
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