Question 1

Which statement is true with regard to internal waves?

Accepted Answer

A)  Internal waves usually move very fast. 
B)  Internal waves form at the boundary between water layers of different densities. 
C)  Internal waves are only generated by wind energy. 
D)  Internal waves form at the junction between air and water. 
A)  Internal waves usually move very fast. 
B)  Internal waves form at the boundary between water layers of different densities. 
C)  Internal waves are only generated by wind energy. 
D)  Internal waves form at the junction between air and water.

Question 2

Which statement is true concerning a lunar day?

Accepted Answer

A)  A lunar day is shorter than a solar day. 
B)  A lunar day represents the time between when the moon is highest in the sky and the next time it is highest in the sky. 
C)  A lunar day is 26 hours. 
D)  Because of the length of a lunar day, lunar tides usually arrive 30 minutes earlier each day. 
A)  A lunar day is shorter than a solar day. 
B)  A lunar day represents the time between when the moon is highest in the sky and the next time it is highest in the sky. 
C)  A lunar day is 26 hours. 
D)  Because of the length of a lunar day, lunar tides usually arrive 30 minutes earlier each day.

Question 3

The primary forces that cause tides in the sea are .

Accepted Answer

A)  coastal earthquakes and landslides 
B)  wind and storms at sea 
C)  the gravitational attraction of the moon and the sun 
D)  the gravitational attraction of Mars and Venus 
A)  coastal earthquakes and landslides 
B)  wind and storms at sea 
C)  the gravitational attraction of the moon and the sun 
D)  the gravitational attraction of Mars and Venus

Question 4

The uninterrupted distance over which the wind blows without change in direction is the .

Accepted Answer

A)  fetch 
B)  wavelength 
C)  wind length 
D)  wind cell 
A)  fetch 
B)  wavelength 
C)  wind length 
D)  wind cell

Question 5

A disturbing force for tides is .

Accepted Answer

A)  faulting of the seafloor 
B)  wind 
C)  gravitational attraction 
D)  storm surge 
A)  faulting of the seafloor 
B)  wind 
C)  gravitational attraction 
D)  storm surge

Question 6

There can only be one high tide and one low tide per tidal day for any given area.

Accepted Answer

A) True 
 B)False

Question 7

What are the amphidromic points of the world ocean, and approximately how many are known to exist?

Accepted Answer

The amphidromic point of an ocean is the

Question 8

A meteorological tide can be caused by .

Accepted Answer

A)  rogue waves 
B)  storms 
C)  ebb currents 
D)  gravity and inertia 
A)  rogue waves 
B)  storms 
C)  ebb currents 
D)  gravity and inertia

Question 9

Tsunami or seismic sea waves are often generated by .

Accepted Answer

A)  storms at sea 
B)  tidal currents in the open sea 
C)  breaking internal waves 
D)  coastal or submarine earthquakes 
A)  storms at sea 
B)  tidal currents in the open sea 
C)  breaking internal waves 
D)  coastal or submarine earthquakes

Question 10

The wavelength of a wave is a measure of the highest part of the wave above the average water level.

Accepted Answer

A) True 
 B)False

Question 11

The difference between high water (high tide) and low water (low tide) is the .

Accepted Answer

A)  tidal bore 
B)  tidal wave 
C)  tidal range 
D)  amphidromic point 
A)  tidal bore 
B)  tidal wave 
C)  tidal range 
D)  amphidromic point

Question 12

The side of Earth facing the moon will experience a high tide, while the opposite side of Earth will have a .

Accepted Answer

A)  low tide 
B)  time of no tidal action 
C)  high tide also 
D)  tide that cannot be predicted 
A)  low tide 
B)  time of no tidal action 
C)  high tide also 
D)  tide that cannot be predicted

Question 13

Water rushing into an enclosed area because of the rise in sea level as a tide crest approaches is called .

Accepted Answer

A)  an ebb current 
B)  a flood current 
C)  slack water 
D)  a neap tide 
A)  an ebb current 
B)  a flood current 
C)  slack water 
D)  a neap tide

Question 14

When a tsunami reaches shore, .

Accepted Answer

A)  the wave height greatly increases 
B)  the wave period greatly decreases 
C)  the wave will appear as a single huge breaking wave 
D)  it will always race hundreds of meters inland 
A)  the wave height greatly increases 
B)  the wave period greatly decreases 
C)  the wave will appear as a single huge breaking wave 
D)  it will always race hundreds of meters inland

Question 15

Which statement best characterizes neap tides?

Accepted Answer

A)  Neap tides occur when the moon, Earth, and sun form a right angle. 
B)  Neap tides represent extreme tidal ranges. 
C)  Neap tides occur at the new and full moons every month. 
D)  Neap tides correspond with the timing of spring tides. 
A)  Neap tides occur when the moon, Earth, and sun form a right angle. 
B)  Neap tides represent extreme tidal ranges. 
C)  Neap tides occur at the new and full moons every month. 
D)  Neap tides correspond with the timing of spring tides.

Question 16

Who developed the gravitational model of tides known as the equilibrium theory?

Accepted Answer

A)  Laplace 
B)  Newton 
C)  Einstein 
D)  Cook 
A)  Laplace 
B)  Newton 
C)  Einstein 
D)  Cook

Question 17

Tidal bores usually occur .

Accepted Answer

A)  in river inlets or long narrow bays 
B)  in open ocean far from land 
C)  around islands 
D)  in enclosed basins such as the Mediterranean 
A)  in river inlets or long narrow bays 
B)  in open ocean far from land 
C)  around islands 
D)  in enclosed basins such as the Mediterranean

Question 18

Near shore, waves with a wavelength of 200 feet will " feel "  bottom when the depth is about .

Accepted Answer

A)  20 feet 
B)  50 feet 
C)  100 feet 
D)  200 feet 
A)  20 feet 
B)  50 feet 
C)  100 feet 
D)  200 feet

Question 19

Because of the combination of gravitational and inertial forces, tides are unpredictable.

Accepted Answer

A) True 
 B)False

Question 20

As the wind velocity increases during a storm, .

Accepted Answer

A)  the wave height increases 
B)  the wave velocity decreases 
C)  the wind tends to flatten the ocean surface 
D)  wavelength decreases 
A)  the wave height increases 
B)  the wave velocity decreases 
C)  the wind tends to flatten the ocean surface 
D)  wavelength decreases

Which statement is true with regard to internal waves?

Which statement is true concerning a lunar day?

The primary forces that cause tides in the sea are .

The uninterrupted distance over which the wind blows without change in direction is the .

A disturbing force for tides is .

There can only be one high tide and one low tide per tidal day for any given area.

What are the amphidromic points of the world ocean, and approximately how many are known to exist?

A meteorological tide can be caused by .

Tsunami or seismic sea waves are often generated by .

The wavelength of a wave is a measure of the highest part of the wave above the average water level.

The difference between high water (high tide) and low water (low tide) is the .

The side of Earth facing the moon will experience a high tide, while the opposite side of Earth will have a .

Water rushing into an enclosed area because of the rise in sea level as a tide crest approaches is called .

When a tsunami reaches shore, .

Which statement best characterizes neap tides?

Who developed the gravitational model of tides known as the equilibrium theory?

Tidal bores usually occur .

Near shore, waves with a wavelength of 200 feet will " feel " bottom when the depth is about .

Because of the combination of gravitational and inertial forces, tides are unpredictable.

As the wind velocity increases during a storm, .

An Ocean World

Plate Tectonics

The Ocean Floor

Water and Ocean Structure

Atmospheric Circulation

Ocean Circulation

Coasts

Life in the Ocean

Marine Communities

Uses and Abuses of the Ocean

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Exam 7: Waves and Tides

Which statement is true with regard to internal waves?

Which statement is true concerning a lunar day?

The primary forces that cause tides in the sea are .

The uninterrupted distance over which the wind blows without change in direction is the .

A disturbing force for tides is .

There can only be one high tide and one low tide per tidal day for any given area.

What are the amphidromic points of the world ocean, and approximately how many are known to exist?

A meteorological tide can be caused by .

Tsunami or seismic sea waves are often generated by .

The wavelength of a wave is a measure of the highest part of the wave above the average water level.

The difference between high water (high tide) and low water (low tide) is the .

The side of Earth facing the moon will experience a high tide, while the opposite side of Earth will have a .

Water rushing into an enclosed area because of the rise in sea level as a tide crest approaches is called .

When a tsunami reaches shore, .

Which statement best characterizes neap tides?

Who developed the gravitational model of tides known as the equilibrium theory?

Tidal bores usually occur .

Near shore, waves with a wavelength of 200 feet will " feel " bottom when the depth is about .

Because of the combination of gravitational and inertial forces, tides are unpredictable.

As the wind velocity increases during a storm, .

An Ocean World

Plate Tectonics

The Ocean Floor

Water and Ocean Structure

Atmospheric Circulation

Ocean Circulation

Coasts

Life in the Ocean

Marine Communities

Uses and Abuses of the Ocean

Filters