Question 1

The theory of seafloor spreading is supported by

Accepted Answer

A) geological,biological,and climatological data. 
B) paleomagnetic analysis of the ocean's floor. 
C) the change in Earth's polarity. 
D) none of these 
A) geological,biological,and climatological data. 
B) paleomagnetic analysis of the ocean's floor. 
C) the change in Earth's polarity. 
D) none of these

Question 2

The Mohorovicic discontinuity marks the change in rock density elasticity between the

Accepted Answer

A) inner and outer core. 
B) core and the mantle. 
C) mantle and the crustal surface. 
D) asthenosphere and lithosphere. 
A) inner and outer core. 
B) core and the mantle. 
C) mantle and the crustal surface. 
D) asthenosphere and lithosphere.

Question 3

The Mohorovicic discontinuity was discovered by observing

Accepted Answer

A) earthquake movement at Earth's surface. 
B) seismograms of an earthquake. 
C) changes in rock density. 
D) all of these 
A) earthquake movement at Earth's surface. 
B) seismograms of an earthquake. 
C) changes in rock density. 
D) all of these

Question 4

Motion in a P-wave is

Accepted Answer

A) side to side. 
B) transverse. 
C) longitudinal. 
D) up and down. 
A) side to side. 
B) transverse. 
C) longitudinal. 
D) up and down.

Question 5

Secondary waves can travel through all areas of Earth except the

Accepted Answer

A) surface. 
B) outer core. 
C) inner core. 
D) mantle. 
A) surface. 
B) outer core. 
C) inner core. 
D) mantle.

Question 6

Isostasy is

Accepted Answer

A) crustal equilibrium relative to the mantle. 
B) the buoyant force exerted on the mantle by oceanic crust. 
C) the buoyant force exerted on the mantle by continental crust. 
D) crustal equilibrium relative to Earth's surface. 
A) crustal equilibrium relative to the mantle. 
B) the buoyant force exerted on the mantle by oceanic crust. 
C) the buoyant force exerted on the mantle by continental crust. 
D) crustal equilibrium relative to Earth's surface.

Question 7

A seismograph

Accepted Answer

A) predicts earthquakes. 
B) measures ground movement. 
C) helps prevent earthquakes. 
D) measures fault displacement. 
A) predicts earthquakes. 
B) measures ground movement. 
C) helps prevent earthquakes. 
D) measures fault displacement.

Question 8

The Mercalli scale measures an earthquake's

Accepted Answer

A) effects. 
B) damage. 
C) intensity. 
D) intensity,damage,and overall effect. 
A) effects. 
B) damage. 
C) intensity. 
D) intensity,damage,and overall effect.

Question 9

The longest mountain chain in the world is the

Accepted Answer

A) mid-ocean ridge. 
B) Himalayas. 
C) Appalachians. 
D) Sierra Nevada. 
A) mid-ocean ridge. 
B) Himalayas. 
C) Appalachians. 
D) Sierra Nevada.

Question 10

When you stretch a rubber band,you are applying

Accepted Answer

A) compressional stress. 
B) tensional stress. 
C) shear stress. 
D) simple stress. 
A) compressional stress. 
B) tensional stress. 
C) shear stress. 
D) simple stress.

Question 11

Regions in which earthquakes are common are also regions in which

Accepted Answer

A) hurricanes are common. 
B) volcanoes are common. 
C) the geomagnetic force is strong. 
D) many fossils are found. 
A) hurricanes are common. 
B) volcanoes are common. 
C) the geomagnetic force is strong. 
D) many fossils are found.

Question 12

The outer core is thought to be molten because it

Accepted Answer

A) is denser than the inner core. 
B) will not transmit P-waves. 
C) is made of iron and nickel. 
D) will not transmit S-waves. 
A) is denser than the inner core. 
B) will not transmit P-waves. 
C) is made of iron and nickel. 
D) will not transmit S-waves.

Question 13

What is the Mohorovicic discontinuity?

Accepted Answer

The boundary that se

Question 14

Lithospheric plates move in response to

Accepted Answer

A) convection in Earth's interior. 
B) upper mantle convection cells. 
C) gravity and heat flow in the mantle. 
D) convection cells generated by gravity and heat flow in the mantle. 
A) convection in Earth's interior. 
B) upper mantle convection cells. 
C) gravity and heat flow in the mantle. 
D) convection cells generated by gravity and heat flow in the mantle.

Question 15

The inner core is solid because

Accepted Answer

A) it is composed of iron and nickel. 
B) the surrounding outer layers act as a blanket to insulate the core. 
C) pressure from the weight of the surrounding layers prevents the inner core from melting. 
D) none of these,for the inner core is not solid,but is liquid 
A) it is composed of iron and nickel. 
B) the surrounding outer layers act as a blanket to insulate the core. 
C) pressure from the weight of the surrounding layers prevents the inner core from melting. 
D) none of these,for the inner core is not solid,but is liquid

Question 16

Plate tectonics states that

Accepted Answer

A) the continents move through Earth's crust like an icebreaker through ice. 
B) earthquakes occur because tectonic plates break like a dropped dinner plate. 
C) tectonic plates have not moved since Pangaea broke up. 
D) tectonic plates are in slow,but constant motion. 
A) the continents move through Earth's crust like an icebreaker through ice. 
B) earthquakes occur because tectonic plates break like a dropped dinner plate. 
C) tectonic plates have not moved since Pangaea broke up. 
D) tectonic plates are in slow,but constant motion.

Question 17

Tectonic interaction between plate boundaries does not explain

Accepted Answer

A) magma production and the variety of igneous rocks. 
B) mountain building. 
C) polar wandering. 
D) global distribution of earthquakes and volcanoes. 
A) magma production and the variety of igneous rocks. 
B) mountain building. 
C) polar wandering. 
D) global distribution of earthquakes and volcanoes.

Question 18

Earth's internal layers were discovered by studying

Accepted Answer

A) seismic waves. 
B) the Mohorovicic discontinuity. 
C) Rayleigh and Love waves. 
D) convection cells. 
A) seismic waves. 
B) the Mohorovicic discontinuity. 
C) Rayleigh and Love waves. 
D) convection cells.

Question 19

The lithosphere rides on top of the asthenosphere.Lithospheric movement causes

Accepted Answer

A) earthquakes,volcanic activity,and mountain building activity. 
B) the subduction of continental crust under oceanic crust. 
C) hot-spot activity as found in Hawaii. 
D) widespread destruction. 
A) earthquakes,volcanic activity,and mountain building activity. 
B) the subduction of continental crust under oceanic crust. 
C) hot-spot activity as found in Hawaii. 
D) widespread destruction.

Question 20

The dominant force at divergent boundaries is

Accepted Answer

A) compression. 
B) tension. 
C) shearing. 
D) similar to that in reverse faulting. 
A) compression. 
B) tension. 
C) shearing. 
D) similar to that in reverse faulting.

Exam 21: Plate Tectonics and Earths Interior

The theory of seafloor spreading is supported by

The Mohorovicic discontinuity marks the change in rock density elasticity between the

The Mohorovicic discontinuity was discovered by observing

Motion in a P-wave is

Secondary waves can travel through all areas of Earth except the

Isostasy is

A seismograph

The Mercalli scale measures an earthquake's

The longest mountain chain in the world is the

When you stretch a rubber band,you are applying

Regions in which earthquakes are common are also regions in which

The outer core is thought to be molten because it

What is the Mohorovicic discontinuity?

Lithospheric plates move in response to

The inner core is solid because

Plate tectonics states that

Tectonic interaction between plate boundaries does not explain

Earth's internal layers were discovered by studying

The lithosphere rides on top of the asthenosphere.Lithospheric movement causes

The dominant force at divergent boundaries is

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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