Comprehensive Practice Quiz Flashcards
Our Moon…
a. was a separate small planet before it was captured by the Earth’s gravity.
b. spun off the fast-spinning Earth during the early formation of the Solar System.
c. coalesced from gas and dust in its current place next to the Earth.
d. was formed by the collision of the Earth with a Mars-sized protoplanet.
was formed by the collision of Earth with a Mars-sized protoplanet.
Imagine yourself in a universe that is exhibiting a blue shift of light from distant galaxies. This must mean…
- It’s expanding much faster than our Universe.
- it’s expanding, but in a jerky fashion.
- it’s collapsing.
- it’s in a steady state, neither expanding nor collapsing.
- there’s no such thing as a blue shift of light waves.
it’s collapsing
In the subsurface, nonbiogenic natural gas ________.
a. consists of longer carbon chains as compared to oil
b. is denser than oil and thus will float
c. is generated at higher temperatures than oil
d. is generated at higher temperatures than graphite
c. is generated at higher temperatures than oil
Some landslides include a mixture of loose sediment and debris called ________.
- bedrock
- regolith
- sully
- substratum
Regolith
In a region with prominent orthogonal (perpendicular to each other) sets of joints, a ________ drainage network is expected.
a. dendritic
b. rectangular
c. radial
d. trellis
b. Rectangular
There have been at least three or four times in Earth’s history when ________ formed.
a. Himalayan-style mountain ranges
b. supercontinents
c. divergent plate boundaries
d. continental glaciers
b. Supercontinents
T/F: All the baryonic matter (that matter which can form into atomic nuclei) was formed in the first few seconds following the “Big Bang”.
True
Late Paleozoic glacial deposits are NOT found in which of the following places?
- India
- Southern africa
- North america
- South america
North America
A crater in Mexico’s Yucatan peninsula may be the result of an impact that brought about the extinction of numerous dinosaur species at the end of the ________ Period.
a. Silurian
b. Cretaceous
c. Jurassic
d. Tertiary
b. Cretaceous
The Earth’s mantle extends almost halfway to the centre of our planet. It is (complete sentence)
comprised almost entirely of silicates and oxides, Mg (magnesium) and Fe (iron).
A relatively impermeable layer of rock or sediment is termed a(n) ________ in hydrogeologic contexts.
a. aquitard
b. confined aquifer
c. unconfined aquifer
d. unsaturated zone
Aquitard
What is our current best estimate for the age of the Universe?
13.798 billion years
Several geologic principles are used to determine ________ ages
a. relative
b. numerical
c. absolute
d. isotopic
a. Relative
Groundwater ________
A. Does not affect the porosity of rock and sediment through which it flows
B. Uniformly increases porosity due to dissolution of grains
C. Uniformly decreases porosity due to deposition of minerals into pores
D. May increase or decrease porosity through dissolution or deposition
D. may increase or decrease porosity through dissolution or deposition
T/F: A rock is a solid organic substance in which atoms are arranged either in an orderly pattern (crystalline) or as irregularly shaped grains; a mineral is an aggregate (mixture) of rocks.
False
In Wegener’s evidence for continental drift, continents were proposed to fit together, such as the east coast of South America with the ________.
a. west coast of Europe
b. west coast of Greenland
c. east coast of Africa
d. lower west coast of Africa
d. Lower west coast of Africa
Ephemeral streams ________
a. consist of a series of intertwined channels that are overloaded with sediment
b. have flowing water either episodically or during only a portion of the year
c. have a channel that is highly sinuous (curvy)
d. are those that divert flow from streams they have intersected through stream erosion
b. have flowing water either episodically or during only a portion of the year
Slumps typically arrive ________ at the bottom of a slope.
a. vertically stacked
b. flattened
c. intact
d. jumbled
c. Intact
A buried body of rock that is induced by heat to exude oil is termed a ________ rock.
a. reservoir rock
b. seal rock
c. source rock
Source
The removal of detritus from weathered rock at an outcrop is termed ________.
a. deposition
b. erosion
c. weathering
b. Erosion
At the present, glaciers cover about ________ of the surface of the continents.
a. 1%
b. 5%
c. 10%
d. 25%
c. 10%
Deserts represent ________ of Earth’s surface.
a. 5%
b. 10%
c. 15%
d. 25%
25%
Which of the following would NOT be considered evidence for an orogeny?
a. folded strata
b. disconformities
c. thrust faulting
d. sedimentary basins
b. Disconformities
Earthquakes that occur in a band called the ________ can be used to track the motion of subducted oceanic lithosphere.
a. Wegener belt
b. seismic gap
c. Wadati-Benioff zone
c. Wadati-Benioff zone