Question 1

A flood tide ends in ________.

Accepted Answer

A)  A standing wave 
B)  A tidal bore 
C)  A high slack water with a fast current 
D)  A low slack water with a fast current 
E)  A high slack water with a very slow or nonexistent current 
A)  A standing wave 
B)  A tidal bore 
C)  A high slack water with a fast current 
D)  A low slack water with a fast current 
E)  A high slack water with a very slow or nonexistent current

Question 2

Tidal currents

Accepted Answer

A)  move water with the ebb tide. 
B)  move water with the flood tide. 
C)  can be swift and dangerous. 
D)  move water with the ebb and flood tides, and can be swift and dangerous. 
E)  Tides do not produce currents. 
A)  move water with the ebb tide. 
B)  move water with the flood tide. 
C)  can be swift and dangerous. 
D)  move water with the ebb and flood tides, and can be swift and dangerous. 
E)  Tides do not produce currents.

Question 3

Tides are deep-water waves.

Accepted Answer

A) True 
 B)False

Question 4

Lunar tides are larger than solar tides.

Accepted Answer

A) True 
 B)False

Question 5

Neap tides occur ________.

Accepted Answer

A)  once a month when the Earth-Sun and Earth-Moon lines are at an angle of 45° to each other 
B)  twice a month when the Earth, Sun and Moon are fully aligned 
C)  once a month when the Earth, Sun and Moon are fully aligned 
D)  twice a month when the Earth-Sun and Earth-Moon lines are at a right angle to each other 
E)  once a month when the Earth-Sun and Earth-Moon lines are at a right angle to each other 
A)  once a month when the Earth-Sun and Earth-Moon lines are at an angle of 45° to each other 
B)  twice a month when the Earth, Sun and Moon are fully aligned 
C)  once a month when the Earth, Sun and Moon are fully aligned 
D)  twice a month when the Earth-Sun and Earth-Moon lines are at a right angle to each other 
E)  once a month when the Earth-Sun and Earth-Moon lines are at a right angle to each other

Question 6

The shape and depth of the ocean basins control the progression of the tide wave.

Accepted Answer

A) True 
 B)False

Question 7

Tides of large amplitude occurring every two weeks at the new and full moon are called ________ tides.

Accepted Answer

A)  equatorial 
B)  neap 
C)  spring 
D)  declinational 
E)  semidiurnal 
A)  equatorial 
B)  neap 
C)  spring 
D)  declinational 
E)  semidiurnal

Question 8

The Earth and the Moon rotate around their common ________.

Accepted Answer

The answer of The Earth and the Moon rotate around...

Question 9

When will tidal range be greatest?

Accepted Answer

A)  Spring tide in July 
B)  Spring tide in January 
C)  Neap tide in July 
D)  Neap tide in January 
E)  Spring tide in July and spring tide in January 
A)  Spring tide in July 
B)  Spring tide in January 
C)  Neap tide in July 
D)  Neap tide in January 
E)  Spring tide in July and spring tide in January

Question 10

The antinode of a rotary current is the amphidromic point.

Accepted Answer

A) True 
 B)False

Question 11

Real-world extreme tidally driven currents in a tidal channel have speeds in excess of ________.

Accepted Answer

A)  0.5 m/s 
B)  1 m/s 
C)  3 m/s 
D)  5 m/s 
E)  None of these 
A)  0.5 m/s 
B)  1 m/s 
C)  3 m/s 
D)  5 m/s 
E)  None of these

Question 12

The combination of diurnal and semidiurnal tides produces a(n) ________ tide.

Accepted Answer

A)  diurnal 
B)  semidiurnal 
C)  mixed semidiurnal 
D)  standing 
E)  equilibrium 
A)  diurnal 
B)  semidiurnal 
C)  mixed semidiurnal 
D)  standing 
E)  equilibrium

Question 13

The angle between Earth's equatorial plane and the Moon's orbital plane is called the Moon's ________.

Accepted Answer

The answer of The angle between Earth's equatorial plane and...

Question 14

The length of a tidal day for a mixed semidiurnal tide is ________ hours.

Accepted Answer

A)  12 
B)  12.4 
C)  24 
D)  24.8 
E)  48 
A)  12 
B)  12.4 
C)  24 
D)  24.8 
E)  48

Question 15

If a narrow coastal basin oscillates with a period that nearly matches the tidal period, near its entrance the basin has ________ amplitude tides and ________ tidal currents.

Accepted Answer

A)  large; small 
B)  small; small 
C)  large; large 
D)  small; large 
E)  no change in; no change in 
A)  large; small 
B)  small; small 
C)  large; large 
D)  small; large 
E)  no change in; no change in

Question 16

The tidal current in a narrow tidal channel is likely to ________.

Accepted Answer

A)  have a distinct rotary component 
B)  be unidirectional at all times 
C)  change direction as the tides change 
D)  be nonrotary 
E)  change direction as the tides change and be nonrotary 
A)  have a distinct rotary component 
B)  be unidirectional at all times 
C)  change direction as the tides change 
D)  be nonrotary 
E)  change direction as the tides change and be nonrotary

Question 17

A tidal day is ________.

Accepted Answer

A)  12 hours 
B)  12 hours and 25 minutes 
C)  24 hours 
D)  24 hours and 50 minutes 
E)  It depends on the day. 
A)  12 hours 
B)  12 hours and 25 minutes 
C)  24 hours 
D)  24 hours and 50 minutes 
E)  It depends on the day.

Question 18

The values of tide corange lines decrease as they move away from the amphidromic point.

Accepted Answer

A) True 
 B)False

Question 19

A region of mixed tides tends to have more diurnal type tides if the semidiurnal component of the tide-producing force weakens.

Accepted Answer

A) True 
 B)False

Question 20

The possibility of obtaining large amounts of energy from the tides exists where ________.

Accepted Answer

A)  there are large tidal ranges 
B)  there are small tidal ranges 
C)  there are narrow channels with swift tidal currents 
D)  there are wide channels and slow tidal currents 
E)  there are large tidal ranges and there are narrow channels with swift tidal currents 
A)  there are large tidal ranges 
B)  there are small tidal ranges 
C)  there are narrow channels with swift tidal currents 
D)  there are wide channels and slow tidal currents 
E)  there are large tidal ranges and there are narrow channels with swift tidal currents

A flood tide ends in ________.

Tidal currents

Tides are deep-water waves.

Lunar tides are larger than solar tides.

Neap tides occur ________.

The shape and depth of the ocean basins control the progression of the tide wave.

Tides of large amplitude occurring every two weeks at the new and full moon are called ________ tides.

The Earth and the Moon rotate around their common ________.

When will tidal range be greatest?

The antinode of a rotary current is the amphidromic point.

Real-world extreme tidally driven currents in a tidal channel have speeds in excess of ________.

The combination of diurnal and semidiurnal tides produces a(n) ________ tide.

The angle between Earth's equatorial plane and the Moon's orbital plane is called the Moon's ________.

The length of a tidal day for a mixed semidiurnal tide is ________ hours.

If a narrow coastal basin oscillates with a period that nearly matches the tidal period, near its entrance the basin has amplitude tides and tidal currents.

The tidal current in a narrow tidal channel is likely to ________.

A tidal day is ________.

The values of tide corange lines decrease as they move away from the amphidromic point.

A region of mixed tides tends to have more diurnal type tides if the semidiurnal component of the tide-producing force weakens.

The possibility of obtaining large amounts of energy from the tides exists where ________.

The Water Planet

Earth Structure and Plate Tectonics

The Sea Floor and Its Sediments

The Physical Properties of Water

The Chemistry of Seawater

The Atmosphere and the Oceans

Ocean Structure and Circulation

The Waves

Coasts, Beaches, and Estuaries

The Living Ocean

The Plankton, Productivity, and Food Webs

The Nekton: Swimmers of the Sea

The Benthos: Living on the Sea Floor

Environmental Issues

The Oceans and Climate Disruption

Filters

Exam 9: The Tides

A flood tide ends in ________.

Tidal currents

Tides are deep-water waves.

Lunar tides are larger than solar tides.

Neap tides occur ________.

The shape and depth of the ocean basins control the progression of the tide wave.

Tides of large amplitude occurring every two weeks at the new and full moon are called ________ tides.

The Earth and the Moon rotate around their common ________.

When will tidal range be greatest?

The antinode of a rotary current is the amphidromic point.

Real-world extreme tidally driven currents in a tidal channel have speeds in excess of ________.

The combination of diurnal and semidiurnal tides produces a(n) ________ tide.

The angle between Earth's equatorial plane and the Moon's orbital plane is called the Moon's ________.

The length of a tidal day for a mixed semidiurnal tide is ________ hours.

If a narrow coastal basin oscillates with a period that nearly matches the tidal period, near its entrance the basin has ________ amplitude tides and ________ tidal currents.

The tidal current in a narrow tidal channel is likely to ________.

A tidal day is ________.

The values of tide corange lines decrease as they move away from the amphidromic point.

A region of mixed tides tends to have more diurnal type tides if the semidiurnal component of the tide-producing force weakens.

The possibility of obtaining large amounts of energy from the tides exists where ________.

The Water Planet

Earth Structure and Plate Tectonics

The Sea Floor and Its Sediments

The Physical Properties of Water

The Chemistry of Seawater

The Atmosphere and the Oceans

Ocean Structure and Circulation

The Waves

Coasts, Beaches, and Estuaries

The Living Ocean

The Plankton, Productivity, and Food Webs

The Nekton: Swimmers of the Sea

The Benthos: Living on the Sea Floor

Environmental Issues

The Oceans and Climate Disruption

Filters

If a narrow coastal basin oscillates with a period that nearly matches the tidal period, near its entrance the basin has amplitude tides and tidal currents.