Question 1

What is the major source of energy responsible for earthquakes in southern California?

Accepted Answer

Horizontal sliding movement be

Question 2

Earthquake P-waves

Accepted Answer

A) travel in straight lines through Earth's core. 
B) cannot move through Earth's core. 
C) are transverse vibrations similar to sound waves. 
D) are longitudinal vibrations similar to sound waves. 
A) travel in straight lines through Earth's core. 
B) cannot move through Earth's core. 
C) are transverse vibrations similar to sound waves. 
D) are longitudinal vibrations similar to sound waves.

Question 3

The theory of continental drift is attributed to

Accepted Answer

A) H.H.Hess. 
B) Alfred Wegener. 
C) W.Loma Prieta. 
D) Simon Tectonic. 
A) H.H.Hess. 
B) Alfred Wegener. 
C) W.Loma Prieta. 
D) Simon Tectonic.

Question 4

The fastest seismic wave is a

Accepted Answer

A) Primary wave. 
B) Secondary wave. 
C) Tertiary wave. 
D) Rayleigh wave. 
A) Primary wave. 
B) Secondary wave. 
C) Tertiary wave. 
D) Rayleigh wave.

Question 5

The mantle is composed of

Accepted Answer

A) iron and nickel. 
B) iron-rich silicate rocks. 
C) half liquid and half rocky material. 
D) solid rock. 
A) iron and nickel. 
B) iron-rich silicate rocks. 
C) half liquid and half rocky material. 
D) solid rock.

Question 6

How is a seismogram similar to an X-ray?

Accepted Answer

A seismogram reveals Earth's internal st

Question 7

In a folded sequence of rocks we find younger rocks at the axis of the fold and older rocks away from the fold axis.The fold is

Accepted Answer

A) called a syncline. 
B) called an anticline. 
C) plunging. 
D) tilted. 
A) called a syncline. 
B) called an anticline. 
C) plunging. 
D) tilted.

Question 8

Describe the plate tectonic theory.

Accepted Answer

The lithosphere is broken up into about

Question 9

Which seismic waves produce a wave shadow?

Accepted Answer

A) P-waves. 
B) Love waves. 
C) S-waves. 
D) P- and S- waves 
A) P-waves. 
B) Love waves. 
C) S-waves. 
D) P- and S- waves

Question 10

The Mohorovicic discontinuity occurs because of a

Accepted Answer

A) change in temperature with depth. 
B) shift in the density of minerals with the same composition. 
C) change in the composition of rocks on both sides of the boundary. 
D) density change in rocks of the same composition on both sides of the boundary. 
A) change in temperature with depth. 
B) shift in the density of minerals with the same composition. 
C) change in the composition of rocks on both sides of the boundary. 
D) density change in rocks of the same composition on both sides of the boundary.

Question 11

Tsunami are correctly referred to as

Accepted Answer

A) seismic sea waves. 
B) tidal waves. 
C) energy waves. 
D) mega waves. 
A) seismic sea waves. 
B) tidal waves. 
C) energy waves. 
D) mega waves.

Question 12

Spreading centers occur along

Accepted Answer

A) trenches. 
B) transform faults. 
C) mid-ocean ridges. 
D) the northern and western margins of the Juan de Fuca Plate. 
A) trenches. 
B) transform faults. 
C) mid-ocean ridges. 
D) the northern and western margins of the Juan de Fuca Plate.

Question 13

Transform faults are areas of crustal

Accepted Answer

A) formation. 
B) destruction. 
C) subduction. 
D) accommodation and plate movement. 
A) formation. 
B) destruction. 
C) subduction. 
D) accommodation and plate movement.

Question 14

Another term for a spreading center is

Accepted Answer

A) convergent boundary. 
B) divergent boundary. 
C) transform fault boundary. 
D) none of the above. 
A) convergent boundary. 
B) divergent boundary. 
C) transform fault boundary. 
D) none of the above.

Question 15

Earth's internal layers were discovered by studying the movement of P- and S- waves through Earth's interior.In comparison to S-waves,the movement of P-waves is

Accepted Answer

A) fast,compressing and expanding the rock as they move through it. 
B) fast,vibrating the rock particles up and down and side-to-side. 
C) slower and can travel through solid granite,magma,water or air. 
D) slower and can travel only through solids,not liquids. 
A) fast,compressing and expanding the rock as they move through it. 
B) fast,vibrating the rock particles up and down and side-to-side. 
C) slower and can travel through solid granite,magma,water or air. 
D) slower and can travel only through solids,not liquids.

Question 16

Volcanic activity is associated with

Accepted Answer

A) divergent,convergent,and transform boundaries. 
B) convergent and transform boundaries. 
C) divergent and convergent boundaries. 
D) divergent,convergent,and plate tectonic boundaries. 
A) divergent,convergent,and transform boundaries. 
B) convergent and transform boundaries. 
C) divergent and convergent boundaries. 
D) divergent,convergent,and plate tectonic boundaries.

Question 17

Evidence to support that the inner core is solid and the outer core is liquid comes from

Accepted Answer

A) refraction of seismic waves as they encounter different mediums. 
B) the wave shadow effect of P- and S-waves as they encounter the solid and liquid core. 
C) the wave shadow effect of P- and S-waves,and the increase in velocity of P-waves as they encounter the solid inner core. 
D) the inner core is not solid,but is liquid. 
A) refraction of seismic waves as they encounter different mediums. 
B) the wave shadow effect of P- and S-waves as they encounter the solid and liquid core. 
C) the wave shadow effect of P- and S-waves,and the increase in velocity of P-waves as they encounter the solid inner core. 
D) the inner core is not solid,but is liquid.

Question 18

The theory of continental drift is supported by paleoclimatic data,the jig-saw fit of the continents

Accepted Answer

A) paleontology,and paleomagnetic data. 
B) and seafloor spreading. 
C) transform boundaries,and paleontology. 
D) at their continental margins,and paleontology. 
A) paleontology,and paleomagnetic data. 
B) and seafloor spreading. 
C) transform boundaries,and paleontology. 
D) at their continental margins,and paleontology.

Question 19

How does erosion and wearing away of a mountain affect the depth to which the crust extends into the asthenosphere?

Accepted Answer

Just as shaving off the top of an iceber

Question 20

How can the location and the strength of an earthquake be determined?

Accepted Answer

The location and strength of an earthqua

Exam 21: Plate Tectonics and Earths Interior

What is the major source of energy responsible for earthquakes in southern California?

Earthquake P-waves

The theory of continental drift is attributed to

The fastest seismic wave is a

The mantle is composed of

How is a seismogram similar to an X-ray?

In a folded sequence of rocks we find younger rocks at the axis of the fold and older rocks away from the fold axis.The fold is

Describe the plate tectonic theory.

Which seismic waves produce a wave shadow?

The Mohorovicic discontinuity occurs because of a

Tsunami are correctly referred to as

Spreading centers occur along

Transform faults are areas of crustal

Another term for a spreading center is

Earth's internal layers were discovered by studying the movement of P- and S- waves through Earth's interior.In comparison to S-waves,the movement of P-waves is

Volcanic activity is associated with

Evidence to support that the inner core is solid and the outer core is liquid comes from

The theory of continental drift is supported by paleoclimatic data,the jig-saw fit of the continents

How does erosion and wearing away of a mountain affect the depth to which the crust extends into the asthenosphere?

How can the location and the strength of an earthquake be determined?

Patterns of Motion and Equilibrium

Newtons Laws of Motion

Momentum and Energy

Gravity, Projectiles, and Satellites

Fluid Mechanics

Thermal Energy and Thermodynamics

Heat Transfer and Change of Phase

Static and Current Electricity

Magnetism and Electromagnetic Induction

Waves and Sound

Light

Atoms and the Periodic Table

The Atomic Nucleus and Radioactivity

Elements of Chemistry

How Atoms Bond and Molecules Attract

Mixtures

How Chemicals React

Two Classes of Chemical Reactions

Organic Compounds

Rocks and Minerals

Shaping Earths Surface

Geologic Time - Reading the Rock Record

The Oceans, Atmosphere, and Climatic Effects

Driving Forces of Weather

The Solar System

Stars and Galaxies

The Structure of Space and Time

Prologue: The Nature of Science

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