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The Earth And Plate Tectonics
Test Description: Introduction to Petroleum Geoscience (UTP)
Instructions: Answer all questions to get your test result.
1) A / An ________________ is an explanation of a phenomenon that has been tested rigorously, and that holds true after competing hypotheses have been eliminated.
A
theory
B
research
C
hypotheses
D
observation
2) The two most abundant elements that can be found on Earth’s crust are ___ and ____.
A
molten rock; oxygen
B
nitrogen; oxygen
C
silicon; oxygen
D
magnesium; oxygen
3) Which statement is WRONG regarding the Earth?
A
Inner core is solid while outer core is liquid.
B
There are five layers altogether forming the Earth including inner core and outer core.
C
The crust is about 100 km thick.
D
The lithosphere is about 100 km thick.
4) The molten ________________ core gives rise to an extensive magnetic field.
A
inner
B
magma
C
outer
D
nickel-iron
5) 135 million years ago, Pangaea broke up and formed __ (north part) and __ (south part).
A
gondwana; eurasia
B
eurasia; gondwana
C
laurasia; gondwana
D
gondwana; laurasia
6) Typical feature of __________________ margins is deep sea trenches.
A
convergent
B
shear
C
divergent
D
transform
7) The first line of evidence used to promote continental drift theory was that ____________.
A
paleomagnetic fields are not consistent with the modern day magnetic field
B
the continents seem to fit together like pieces of a jigsaw puzzle
C
scientists could tell that the continents are still moving today
D
the plates are moving in the form of divergence, convergence and transform
8) What type of plate boundary does a mid-ocean spreading ridge represent?
A
shear
B
transform
C
divergent
D
convergent
9) “Present is the key to the past.” This statement refers to __________________________.
A
superposition law
B
the forming of one big supercontinent called Pangaea.
C
geological time scale
D
uniformitarianism
10) The law of superposition states that __________________________________________.
A
each bed is older than the one above it.
B
a fault is younger than the rocks that it cuts.
C
the present is the key to the past.
D
geological time scale can be divided into eons, eras, periods and epochs.
*select an answer for all questions
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