Question 1

In Hawaii,the difference between low and high tides is approximately 0.5 m.In the Bay of Fundy in eastern Canada,the tidal range can reach

Accepted Answer

A) 1.2 m. 
B) 6 m. 
C) 12 m. 
D) 60 m. 
A) 1.2 m. 
B) 6 m. 
C) 12 m. 
D) 60 m. C

Question 2

Which of the following currents erode and deposit fine-grained sediments on the continental slope and rise?

Accepted Answer

A) longshore currents 
B) river currents 
C) tidal currents 
D) turbidity currents 
A) longshore currents 
B) river currents 
C) tidal currents 
D) turbidity currents D

Question 3

Which of the following statements about the salinity of the oceans is true?

Accepted Answer

A) The salinity varies with longitude. 
B) The salinity is constant in time and space. 
C) The salinity varies depending on the ocean. 
D) The Atlantic is saltier than the Pacific. 
A) The salinity varies with longitude. 
B) The salinity is constant in time and space. 
C) The salinity varies depending on the ocean. 
D) The Atlantic is saltier than the Pacific. B

Question 4

What was the name of the first research vessel to explore the seafloor?

Accepted Answer

A) H.M.S.Challenger 
B) Neil Armstrong 
C) Glomar Challenger 
D) JOIDES Resolution 
A) H.M.S.Challenger 
B) Neil Armstrong 
C) Glomar Challenger 
D) JOIDES Resolution

Question 5

Hurricanes,as seen from space,most resemble which astronomical phenomenon?

Accepted Answer

A) supernovae 
B) spiral galaxies 
C) the Milky Way 
D) the Crab Nebula 
A) supernovae 
B) spiral galaxies 
C) the Milky Way 
D) the Crab Nebula

Question 6

Which of the following equations correctly relates the velocity (V)of a wave to the wavelength (L)and period (T)?

Accepted Answer

A) V = L × T 
B) V = L / T 
C) V = L2 × T 
D) V = T / L 
A) V = L × T 
B) V = L / T 
C) V = L2 × T 
D) V = T / L

Question 7

Which of the following statements is false?

Accepted Answer

A) Deep-sea sedimentation leaves a more continuous geologic record than continental sedimentation. 
B) The oceans lack folded and faulted mountains like those on continents. 
C) The oldest oceanic crust is much younger than the oldest continental crust. 
D) Weathering and erosion are more important in the oceans than on continents. 
A) Deep-sea sedimentation leaves a more continuous geologic record than continental sedimentation. 
B) The oceans lack folded and faulted mountains like those on continents. 
C) The oldest oceanic crust is much younger than the oldest continental crust. 
D) Weathering and erosion are more important in the oceans than on continents.

Question 8

An active continental margin

Accepted Answer

A) may have volcanoes. 
B) may have earthquakes. 
C) may be close to an oceanic trench. 
D) may be inside a continent. 
A) may have volcanoes. 
B) may have earthquakes. 
C) may be close to an oceanic trench. 
D) may be inside a continent.

Question 9

Why are there often irregular intervals between waves approaching the shore?

Accepted Answer

A) because different storms in different locations produced the waves 
B) because the ocean temperatures vary 
C) because the underlying beach is irregular 
D) because the wind is often variable 
A) because different storms in different locations produced the waves 
B) because the ocean temperatures vary 
C) because the underlying beach is irregular 
D) because the wind is often variable

Question 10

Which of the following features is not found on the deep sea floor?

Accepted Answer

A) folded mountain belts 
B) extensive mountain chains 
C) volcanic rocks 
D) sediments 
A) folded mountain belts 
B) extensive mountain chains 
C) volcanic rocks 
D) sediments

Question 11

Which of the following shoreline phenomena is potentially most dangerous to swimmers?

Accepted Answer

A) swash 
B) longshore current 
C) rip current 
D) breaker 
A) swash 
B) longshore current 
C) rip current 
D) breaker

Question 12

What causes the tides?

Accepted Answer

A) earthquakes 
B) gravity 
C) ocean currents 
D) wind 
A) earthquakes 
B) gravity 
C) ocean currents 
D) wind

Question 13

In the western Pacific,hurricanes are known as

Accepted Answer

A) cyclones. 
B) tsunamis. 
C) baguios. 
D) typhoons. 
A) cyclones. 
B) tsunamis. 
C) baguios. 
D) typhoons.

Question 14

How many high tides are there in a day?

Accepted Answer

A) one 
B) two 
C) three 
D) four 
A) one 
B) two 
C) three 
D) four

Question 15

Which of the following is an active continental margin?

Accepted Answer

A) the east coast of Africa 
B) the west coast of South America 
C) the east coast of North America 
D) the west coast of North America 
A) the east coast of Africa 
B) the west coast of South America 
C) the east coast of North America 
D) the west coast of North America

Question 16

Horizontal,planar,rocky surfaces that form in the surf zone as a result of wave erosion are called

Accepted Answer

A) backshores. 
B) barrier islands. 
C) stacks. 
D) wave-cut terraces. 
A) backshores. 
B) barrier islands. 
C) stacks. 
D) wave-cut terraces.

Question 17

Sea-level changes over geologic time scales can be measured by studying

Accepted Answer

A) wave-cut terraces. 
B) the shape of the continental margin. 
C) the changes in sand budget of a beach. 
D) the changes in longshore sand bars. 
A) wave-cut terraces. 
B) the shape of the continental margin. 
C) the changes in sand budget of a beach. 
D) the changes in longshore sand bars.

Question 18

Which of the following form a barricade between the open ocean and the main shoreline?

Accepted Answer

A) abyssal hills 
B) barrier islands 
C) guyots 
D) wave-cut terraces 
A) abyssal hills 
B) barrier islands 
C) guyots 
D) wave-cut terraces

Question 19

Which of the following statements about the deep ocean is true?

Accepted Answer

A) Calcium carbonate is more soluble in the deep ocean than in the shallow ocean. 
B) The deep ocean contains less carbon dioxide than the shallow ocean. 
C) The deep ocean is warmer than the shallow ocean. 
D) The pressure is lower in the deep ocean than in the shallow ocean. 
A) Calcium carbonate is more soluble in the deep ocean than in the shallow ocean. 
B) The deep ocean contains less carbon dioxide than the shallow ocean. 
C) The deep ocean is warmer than the shallow ocean. 
D) The pressure is lower in the deep ocean than in the shallow ocean.

Question 20

Hydrothermal springs located on the floor of mid-ocean rift valleys can reach temperatures as high as approximately

Accepted Answer

A) 40°C. 
B) 100°C. 
C) 400°C. 
D) 1000°C. 
A) 40°C. 
B) 100°C. 
C) 400°C. 
D) 1000°C.

Exam 20: Coastlines and Ocean Basins

In Hawaii,the difference between low and high tides is approximately 0.5 m.In the Bay of Fundy in eastern Canada,the tidal range can reach

Which of the following currents erode and deposit fine-grained sediments on the continental slope and rise?

Which of the following statements about the salinity of the oceans is true?

What was the name of the first research vessel to explore the seafloor?

Hurricanes,as seen from space,most resemble which astronomical phenomenon?

Which of the following equations correctly relates the velocity (V)of a wave to the wavelength (L)and period (T)?

Which of the following statements is false?

An active continental margin

Why are there often irregular intervals between waves approaching the shore?

Which of the following features is not found on the deep sea floor?

Which of the following shoreline phenomena is potentially most dangerous to swimmers?

What causes the tides?

In the western Pacific,hurricanes are known as

How many high tides are there in a day?

Which of the following is an active continental margin?

Horizontal,planar,rocky surfaces that form in the surf zone as a result of wave erosion are called

Sea-level changes over geologic time scales can be measured by studying

Which of the following form a barricade between the open ocean and the main shoreline?

Which of the following statements about the deep ocean is true?

Hydrothermal springs located on the floor of mid-ocean rift valleys can reach temperatures as high as approximately

The Earth System

Plate Tectonics: The Unifying Theory

Earth Materials: Minerals and Rocks

Igneous Rocks: Solids From Melts

Sedimentation: Rocks Formed by Surface Processes

Metamorphism: Alteration of Rocks by Temperature and Pressure

Deformation: Modification of Rocks by Folding and Fracturing

Clocks in Rocks: Timing the Geologic Period

Early History of the Terrestrial Planets

History of the Continents

Geobiology: Life Interacts With Earth

Volcanoes

Earthquakes

Exploring Earths Interior

The Climate System

Weathering,erosion,and Mass Wasting: Interactions Between the Climate and Plate Tectonic Systems

The Hydrologic Cycle and Groundwater

Stream Transport: From Mountains to Oceans

Winds and Deserts

Glaciers: the Work of Ice

Landscapes: Tectonic and Climate Interaction

The Human Impact of Earths Environment

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