Final Exam Flashcards
The universe is _____.
Expanding?
Contracting?
Remaining the same size?
Expanding
The formation of the Sun and its planets is described in the _____.
big bang theory?
nebular hypothesis?
plate tectonic theory?
the nebular hypothesis
Which of the following is the most common chemical element in the solid Earth?
Iron
Magnesium
Oxygen
Silicon
Iron
Name the layer of Earth that is composed mainly of rocky silicate minerals.
The crust
Name the layer of the Earth that is composed mainly of Iron.
The core
The outer layer of the Earth that is strong, solid, and broken into the tectonic plates is the _____.
Asthenosphere?
Lithosphere?
Outer Core?
Inner Core?
Lithosphere
The layer of the Earth immediately beneath the tectonic plates that is weak and partly molten is the _____.
Asthenosphere?
Lithosphere?
Outer Core?
Inner Core?
Asthenosphere
The layer of Earth that is completely molten and generates the Earth’s magnetic field is the _____.
Asthenosphere?
Lithosphere?
Outer Core?
Inner Core?
Outer Core
The layer of Earth that is solid despite being at a higher temperature is the _____.
Asthenosphere?
Lithosphere?
Outer Core?
Inner Core?
Inner Core
New oceanic crust is being formed at these plate boundaries.
Convergent?
Divergent?
Transform?
Divergent
Old oceanic crust is being destroyed at these plate boundaries.
Convergent?
Divergent?
Transform?
Convergent
You would expect earthquakes but no volcanism at these plate boundaries.
Convergent?
Divergent?
Transform?
as well as
Continental-Continental Convergent?
Oceanic-Continental Convergent?
Oceanic-Oceanic Convergent?
Transform and Continental-Continental Convergent
The location along an underground fault where an earthquake begins is called the _____.
Barycenter?
Epicenter?
Focus?
Event Horizon?
Focus
The location on the surface of the Earth directly above where an earthquake begins is called the _____.
Barycenter?
Epicenter?
Focus?
Event Horizon?
Epicenter
The likelihood of an earthquake occurring at a given location is called _____.
Seismic gap?
Seismic hazard?
Seismic risk?
Seismic hazard
The likely damage and destruction caused by an earthquake in a given location is called _____.
Seismic gap?
Seismic hazard?
Seismic risk?
Seismic risk
The original earthquake magnitude scale was the _____.
Modified Mercalli Scale?
Moment Magnitude Scale?
Richter Scale?
the Richter Scale
The Standard earthquake scale used today is the _____.
Modified Mercalli Scale?
Moment Magnitude Scale?
Richter Scale?
the Moment Magnitude Scale
The scale used to estimate the size of an earthquake, used before modern seismometers, based on historical records of damages is the _____.
Modified Mercalli Scale?
Moment Magnitude Scale?
Richter Scale?
the Modified Mercalli Scale
Normal and reverse faults are both types of _____.
Dip-slip faults?
Oblique faults?
Strike-slip faults?
Dip-slip faults
Left-lateral and right-lateral faults are both types of _____.
Dip-slip faults?
Oblique faults?
Strike-slip faults?
Strike-slip faults
The earthquake prediction technique that predicts WHERE along a fault an earthquake might occur based on where stress has been building is _____.
seismic gap?
seismic hazard?
seismic risk?
seismic gap
The 3 different landslide motions are FALL, FLOW, and _____.
Slide
Sand volcanoes are caused by _____.
The angle of repose of loose dry material?
Debris riding a cushion of air?
Liquefaction?
Liquefaction