Question 1

Briefly explain how density affects subduction.

Accepted Answer

When two plates converge, the densest pl

Question 2

Which of the following is in a place where continental rifting is occurring today?

Accepted Answer

A)  Himalayan Mountains in India and surrounding regions 
B)  Mt. Kilimanjaro in East Africa 
C)  Andes in South America 
D)  Mt. Fuji in Japan 
A)  Himalayan Mountains in India and surrounding regions 
B)  Mt. Kilimanjaro in East Africa 
C)  Andes in South America 
D)  Mt. Fuji in Japan

Question 3

Examine the words and/or phrases below and determine the relationship among the majority of words/phrases. Choose the option that does not fit the pattern.

Accepted Answer

A)  earthquake pattern 
B)  hot spot track 
C)  volcano pattern 
D)  sedimentation rate 
A)  earthquake pattern 
B)  hot spot track 
C)  volcano pattern 
D)  sedimentation rate

Question 4

Alfred Wegener developed the theory of_______ .

Accepted Answer

A)  continental drift 
B)  sea floor stripes 
C)  slab- pull 
D)  plate tectonics 
A)  continental drift 
B)  sea floor stripes 
C)  slab- pull 
D)  plate tectonics

Question 5

Which parts of Pangaea broke apart first?

Accepted Answer

A)  Europe and the United States 
B)  Africa and Australia 
C)  Europe and Africa 
D)  The United States and Africa 
A)  Europe and the United States 
B)  Africa and Australia 
C)  Europe and Africa 
D)  The United States and Africa

Question 6

The Himalayan Mountains are the tectonic product of a_______ between _______ and Eurasia that began 50 million years ago and still continues.

Accepted Answer

A)  transform fault; the Pacific 
B)  subduction zone; Africa 
C)  hot spot; Iceland 
D)  collision; India 
A)  transform fault; the Pacific 
B)  subduction zone; Africa 
C)  hot spot; Iceland 
D)  collision; India

Question 7

Explain why the Mesosaurus was a good example to support Wegener's ideas.

Accepted Answer

Mesosaurus fossils were only found in a

Question 8

Material that was once considered to be asthenosphere can change to lithosphere by_______ .

Accepted Answer

A)  thickening to 100 km 
B)  rising to a shallow level 
C)  cooling so that it will break 
D)  heating so that it will flow 
A)  thickening to 100 km 
B)  rising to a shallow level 
C)  cooling so that it will break 
D)  heating so that it will flow

Question 9

A major problem with Wegener's Continental Drift Hypothesis was that he could not find _______to explain his theory.

Accepted Answer

A)  a viable mechanism 
B)  glacial deposits 
C)  evidence of coastline fit 
D)  fossil evidence 
A)  a viable mechanism 
B)  glacial deposits 
C)  evidence of coastline fit 
D)  fossil evidence

Question 10

An identifying characteristic of convergent boundaries is_______ .

Accepted Answer

A)  long linear valleys with faults along the sides 
B)  linear mountain chains on the seafloor 
C)  deep, linear trenches in the seafloor 
D)  seamounts and atolls on the seafloor 
A)  long linear valleys with faults along the sides 
B)  linear mountain chains on the seafloor 
C)  deep, linear trenches in the seafloor 
D)  seamounts and atolls on the seafloor

Question 11

Wegener's work is a good demonstration of the scientific method because_______ .

Accepted Answer

A)  his hypothesis passed all of the scientific testing to become a theory 
B)  he was wrong, and as a result, no one believed him 
C)  his hypothesis did not pass all of the scientific tests to become a theory 
D)  he was right, but no one believed him 
A)  his hypothesis passed all of the scientific testing to become a theory 
B)  he was wrong, and as a result, no one believed him 
C)  his hypothesis did not pass all of the scientific tests to become a theory 
D)  he was right, but no one believed him

Question 12

A transform boundary is characterized by_______ .

Accepted Answer

A)  two converging oceanic plates meeting head- on and piling up into a mid- ocean ridge 
B)  stratovolcanoes on the edge of a plate and shield volcanoes on the adjacent plate 
C)  a deep, vertical fault along which two plates slide past one another in opposite directions 
D)  a divergent boundary where the continental plate changes to an oceanic plate 
A)  two converging oceanic plates meeting head- on and piling up into a mid- ocean ridge 
B)  stratovolcanoes on the edge of a plate and shield volcanoes on the adjacent plate 
C)  a deep, vertical fault along which two plates slide past one another in opposite directions 
D)  a divergent boundary where the continental plate changes to an oceanic plate

Question 13

_______is the youngest island of the Hawaiian Island chain.

Accepted Answer

A)  Maui 
B)  Kaui 
C)  Hawaii 
D)  Oahu 
A)  Maui 
B)  Kaui 
C)  Hawaii 
D)  Oahu

Question 14

What is a typical rate for seafloor spreading?

Accepted Answer

A)  2 cm/hr 
B)  2 cm/yr 
C)  2 cm/day 
D)  2 cm/s 
A)  2 cm/hr 
B)  2 cm/yr 
C)  2 cm/day 
D)  2 cm/s

Question 15

The San Andreas fault in California is a good example of an_______ plate boundary.

Accepted Answer

A)  convergent 
B)  divergent 
C)  transform 
D)  hot spot 
A)  convergent 
B)  divergent 
C)  transform 
D)  hot spot

Question 16

Plate tectonic boundaries were first identified by _______.

Accepted Answer

A)  mapping the mountain chains 
B)  mapping earthquakes and volcanoes 
C)  mapping subduction zone 
D)  mapping continental margins 
A)  mapping the mountain chains 
B)  mapping earthquakes and volcanoes 
C)  mapping subduction zone 
D)  mapping continental margins

Question 17

Fossils from the sea floor become _______with increased distance from the ridges.

Accepted Answer

A)  better preserved 
B)  hotter 
C)  older 
D)  less silica- rich 
A)  better preserved 
B)  hotter 
C)  older 
D)  less silica- rich

Question 18

The change from thinking the continents are stationary to understanding that the outer layer of the earth moves slowly nearly all of the time occurred primarily because_______ .

Accepted Answer

A)  we had two world wars and learned a lot from them about the oceans that explained how continents moved 
B)  we got space travel and could see the motions 
C)  we began to make global observations that required recognition that the continents and oceans had not always been in their current positions 
D)  we improved our surveying instruments significantly 
A)  we had two world wars and learned a lot from them about the oceans that explained how continents moved 
B)  we got space travel and could see the motions 
C)  we began to make global observations that required recognition that the continents and oceans had not always been in their current positions 
D)  we improved our surveying instruments significantly

Question 19

The greater the _______, the _______ the angle of descent for the subducting slab.

Accepted Answer

A)  heat; steeper 
B)  heat; gentler 
C)  density; steeper 
D)  density; gentler 
A)  heat; steeper 
B)  heat; gentler 
C)  density; steeper 
D)  density; gentler

Question 20

The former late Paleozoic supercontinent is known as _______ .

Accepted Answer

A)  Pangaea 
B)  Panatopia 
C)  Pandomonia 
D)  Pancakea 
A)  Pangaea 
B)  Panatopia 
C)  Pandomonia 
D)  Pancakea

Exam 4: Plate Tectonics: a Scientific Revolution Unfolds

Briefly explain how density affects subduction.

Which of the following is in a place where continental rifting is occurring today?

Examine the words and/or phrases below and determine the relationship among the majority of words/phrases. Choose the option that does not fit the pattern.

Alfred Wegener developed the theory of_______ .

Which parts of Pangaea broke apart first?

The Himalayan Mountains are the tectonic product of a_______ between _______ and Eurasia that began 50 million years ago and still continues.

Explain why the Mesosaurus was a good example to support Wegener's ideas.

Material that was once considered to be asthenosphere can change to lithosphere by_______ .

A major problem with Wegener's Continental Drift Hypothesis was that he could not find _______to explain his theory.

An identifying characteristic of convergent boundaries is_______ .

Wegener's work is a good demonstration of the scientific method because_______ .

A transform boundary is characterized by_______ .

_______is the youngest island of the Hawaiian Island chain.

What is a typical rate for seafloor spreading?

The San Andreas fault in California is a good example of an_______ plate boundary.

Plate tectonic boundaries were first identified by _______.

Fossils from the sea floor become _______with increased distance from the ridges.

The change from thinking the continents are stationary to understanding that the outer layer of the earth moves slowly nearly all of the time occurred primarily because_______ .

The greater the _______, the _______ the angle of descent for the subducting slab.

The former late Paleozoic supercontinent is known as _______ .

Introduction to Earth Science

Matter and Minerals

Rocks: Materials of the Solid Earth

Earthquakes and Earths Interior

Volcanoes and Other Igneous Activity

Crustal Deformation and Mountain Building

Weathering, Soil, and Mass Movement

Running Water and Groundwater

Glaciers, Deserts, and Wind

Geologic Time

Earths Evolution Through Geologic Time

The Ocean Floor

Ocean Water and Ocean Life

The Dynamic Ocean

The Atmosphere: Composition, Structure, and Temperature

Moisture, Clouds, and Precipitation

Air Pressure and Wind

Weather Patterns and Severe Storms

World Climates and Global Climate Change

Origins of Modern Astronomy

Touring Our Solar System

Light, Telescopes, and the Sun

Beyond Our Solar System

Filters

The Himalayan Mountains are the tectonic product of a_ between _ and Eurasia that began 50 million years ago and still continues.

The greater the _, the _ the angle of descent for the subducting slab.