15 September 2011
S.I. Session 9 Quiz
This quiz covers material from the lecture on Wednesday, September 14th.
Part a) Match the term to its definition:
TERMS:
a)Symmetric b)Ripples c) Bioturbation
d)Weathering e)Asymmetric f) Water Currents
g)Lithification h)Bedding Sequences i) Erosion
DEFINITIONS:
1)__These provide evidence of ancient air or water currents.
2)__This type of sand dune is formed by uni-directional air or water currents.
3)__This type of sand dune is formed by a back and forth motion by an air or water current.
4)__These structures provide evidence of ancient organisms that burrow through mud and soil.
5) __ Theseenable geologists to reconstruct the ways in which sediments were deposited.
6)__ This is the process by which sediments are converted into sedimentary rocks.
7)__ These are capable of transporting great quantities of sediment over great distances.
8)__ This is the breaking down of rocks, soils and minerals.
9)__ The process by which material is removed from a region of the Earth surface
Part b) Name three processes involved in the formation of sedimentary rocks:
Part c) True or False:
Mark T (true) or F (false) in the blank provided:
1)__ Water currents are only strong enough to move pebbles.
2)__Sediment particles are moved uphill from the source area to the sink area.
3)__The sediments journey from the Rocky Mountains to the Gulf of Mexico via the Mississippi river takes hundreds of years.
5)__Sediments are transported from land and are deposited on the ocean floor.
6)__Sedimentary basins are the primary source of oil and gas.
7) __ The precipitation of minerals binds particles together in a process called cementation.
8) __ Shell fragments are not considered sediments.
No comments:
Post a Comment