Question 1

The zigzag motion that carries sand grains along a beach is known as

Accepted Answer

A) longshore drift. 
B) meandering. 
C) refraction. 
D) turbidity. 
A) longshore drift. 
B) meandering. 
C) refraction. 
D) turbidity.

Question 2

Which of the following materials would one expect to find on a continental shelf at a passive margin?

Accepted Answer

A) basalt 
B) pelagic sediments 
C) terrigenous sediments 
D) volcanic ash 
A) basalt 
B) pelagic sediments 
C) terrigenous sediments 
D) volcanic ash

Question 3

As waves approach a beach,the rows of waves gradually bend to a direction more parallel to the shore.This change in direction is called

Accepted Answer

A) longshore drift. 
B) swash. 
C) tidal surge. 
D) wave refraction. 
A) longshore drift. 
B) swash. 
C) tidal surge. 
D) wave refraction.

Question 4

The surf zone,swash zone,and tide terrace are all a part of the beach

Accepted Answer

A) dune belt. 
B) backshore. 
C) offshore. 
D) foreshore. 
A) dune belt. 
B) backshore. 
C) offshore. 
D) foreshore.

Question 5

What are foraminifera shells,the most abundant biochemically precipitated pelagic sediment,made of?

Accepted Answer

A) calcium carbonate 
B) silicon dioxide 
C) sodium chloride 
D) iron sulfide 
A) calcium carbonate 
B) silicon dioxide 
C) sodium chloride 
D) iron sulfide

Question 6

Which of the following terms describes isolated erosional remnants of rock left standing in the sea far from the shore?

Accepted Answer

A) guyots 
B) spits 
C) stacks 
D) wave-cut terraces 
A) guyots 
B) spits 
C) stacks 
D) wave-cut terraces

Question 7

Rip currents develop from

Accepted Answer

A) swash. 
B) longshore current. 
C) surf. 
D) breakers. 
A) swash. 
B) longshore current. 
C) surf. 
D) breakers.

Question 8

Which feature is missing from most topographic profiles across the Atlantic Ocean?

Accepted Answer

A) continental shelf 
B) mid-oceanic ridge 
C) deep sea trench 
D) abyssal plain 
A) continental shelf 
B) mid-oceanic ridge 
C) deep sea trench 
D) abyssal plain

Question 9

The depth at which calcium carbonate starts to dissolve in the oceans is called the

Accepted Answer

A) depth of dissolution. 
B) carbonate dissolving depth. 
C) carbonate disappearance depth. 
D) carbonate compensation depth. 
A) depth of dissolution. 
B) carbonate dissolving depth. 
C) carbonate disappearance depth. 
D) carbonate compensation depth.

Question 10

Where is the ocean floor deepest?

Accepted Answer

A) in oceanic trenches 
B) in submarine canyons 
C) in rift valleys 
D) on the abyssal plain 
A) in oceanic trenches 
B) in submarine canyons 
C) in rift valleys 
D) on the abyssal plain

Question 11

Cyclones occur in the

Accepted Answer

A) Atlantic Ocean. 
B) Indian Ocean. 
C) Gulf of Mexico. 
D) Pacific Ocean. 
A) Atlantic Ocean. 
B) Indian Ocean. 
C) Gulf of Mexico. 
D) Pacific Ocean.

Question 12

Deep ocean water is _________ than shallow ocean water.

Accepted Answer

A) hotter 
B) lower in dissolved carbon dioxide 
C) under lower pressure 
D) poorer in carbonate oozes 
A) hotter 
B) lower in dissolved carbon dioxide 
C) under lower pressure 
D) poorer in carbonate oozes

Question 13

Find the correct order for the beach structure from sea to land.

Accepted Answer

A) foreshore,offshore,backshore,dune belt 
B) offshore,foreshore,dune belt,backshore 
C) backshore,offshore,dune belt,foreshore 
D) offshore,foreshore,backshore,dune belt 
A) foreshore,offshore,backshore,dune belt 
B) offshore,foreshore,dune belt,backshore 
C) backshore,offshore,dune belt,foreshore 
D) offshore,foreshore,backshore,dune belt

Question 14

The first sign of hurricane development is

Accepted Answer

A) a cluster of thunderstorms over the tropical oceans. 
B) a change in the prevailing wind direction off of the continents. 
C) a change in sea-level over the tropical oceans. 
D) an increase in salinity in the air. 
A) a cluster of thunderstorms over the tropical oceans. 
B) a change in the prevailing wind direction off of the continents. 
C) a change in sea-level over the tropical oceans. 
D) an increase in salinity in the air.

Question 15

Pelagic sediments consist of all of the following,except

Accepted Answer

A) calcareous oozes 
B) quartz sands 
C) silica oozes 
D) terrigenous clays 
A) calcareous oozes 
B) quartz sands 
C) silica oozes 
D) terrigenous clays

Question 16

Graded beds of sand,silt,and mud deposited on submarine fans are called

Accepted Answer

A) alluvial fans. 
B) dunes. 
C) tills. 
D) turbidites. 
A) alluvial fans. 
B) dunes. 
C) tills. 
D) turbidites.

Question 17

Spring tides occur when

Accepted Answer

A) Earth's centrifugal force is at a minimum. 
B) Earth is at a midpoint between its farthest point from the Sun and its closest point to the sun. 
C) the Sun,Earth,and Moon are aligned in a straight line. 
D) the Sun,Earth,and Moon form a right angle. 
A) Earth's centrifugal force is at a minimum. 
B) Earth is at a midpoint between its farthest point from the Sun and its closest point to the sun. 
C) the Sun,Earth,and Moon are aligned in a straight line. 
D) the Sun,Earth,and Moon form a right angle.

Question 18

One of the most destructive influences of a hurricane is the

Accepted Answer

A) storm surge. 
B) wind gusts. 
C) torrential rain. 
D) Coriolis effect. 
A) storm surge. 
B) wind gusts. 
C) torrential rain. 
D) Coriolis effect.

Question 19

Breakers develop from

Accepted Answer

A) swash. 
B) surf. 
C) swells. 
D) rip currents. 
A) swash. 
B) surf. 
C) swells. 
D) rip currents.

Question 20

Which of the following bodies of water is not considered a part of the world ocean?

Accepted Answer

A) Arctic 
B) Atlantic 
C) Baltic 
D) Pacific 
A) Arctic 
B) Atlantic 
C) Baltic 
D) Pacific

Exam 20: Coastlines and Ocean Basins

The zigzag motion that carries sand grains along a beach is known as

Which of the following materials would one expect to find on a continental shelf at a passive margin?

As waves approach a beach,the rows of waves gradually bend to a direction more parallel to the shore.This change in direction is called

The surf zone,swash zone,and tide terrace are all a part of the beach

What are foraminifera shells,the most abundant biochemically precipitated pelagic sediment,made of?

Which of the following terms describes isolated erosional remnants of rock left standing in the sea far from the shore?

Rip currents develop from

Which feature is missing from most topographic profiles across the Atlantic Ocean?

The depth at which calcium carbonate starts to dissolve in the oceans is called the

Where is the ocean floor deepest?

Cyclones occur in the

Deep ocean water is _________ than shallow ocean water.

Find the correct order for the beach structure from sea to land.

The first sign of hurricane development is

Pelagic sediments consist of all of the following,except

Graded beds of sand,silt,and mud deposited on submarine fans are called

Spring tides occur when

One of the most destructive influences of a hurricane is the

Breakers develop from

Which of the following bodies of water is not considered a part of the world ocean?

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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