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Essentials of Oceanography, 12e (Trujillo)
Chapter 9 Tides
9.1 Matching Questions
Match the term or person with the appropriate phrase. Not all answers will be used.
A) tidal force
B) tidal pattern
C) tidal current
1) centripetal
Bloom's Taxonomy: Remembering/Understanding
Section: 9.1 What Causes Ocean Tides?
Bloom's Taxonomy: Remembering/Understanding
Section: 9.4 What Types of Tidal Patterns Exist?
Bloom's Taxonomy: Remembering/Understanding
Section: 9.5 What Tidal Phenomena Occur in Coastal Regions?
Bloom's Taxonomy: Remembering/Understanding
Section: 9.1 What Causes Ocean Tides?
Bloom's Taxonomy: Remembering/Understanding
Section: 9.4 What Types of Tidal Patterns Exist?
6) resultant
Bloom's Taxonomy: Remembering/Understanding
Section: 9.1 What Causes Ocean Tides?
Bloom's Taxonomy: Remembering/Understanding
Section: 9.5 What Tidal Phenomena Occur in Coastal Regions?
Essent'l Concept: 9.5 Describe tidal phenomena that occur in coastal regions
Match the term or person with the appropriate phrase. Not all answers will be used.
A) ebb current
B) spring tide
C) tidal bore
D) neap tide
E) amphidromic point
8) center of an open ocean tidal system
Bloom's Taxonomy: Remembering/Understanding
Section: 9.3 What Do Tides Look Like in the Ocean?
Bloom's Taxonomy: Remembering/Understanding
Section: 9.2 How Do Tides Vary During a Monthly Tidal Cycle?
Bloom's Taxonomy: Remembering/Understanding
Section: 9.2 How Do Tides Vary During a Monthly Tidal Cycle?
Bloom's Taxonomy: Remembering/Understanding
Section: 9.5 What Tidal Phenomena Occur in Coastal Regions?
3
Copyright © 2017 Pearson Education, Inc.
9.2 Multiple Choice Questions
1) The center of mass of the Earth-Moon system is called the ________.
A) aphelion
B) apogee
C) barycenter
D) perigee
E) perihelion
Bloom's Taxonomy: Remembering/Understanding
Section: 9.1 What Causes Ocean Tides?
Essent'l Concept: 9.1 Demonstrate an understanding of the forces that cause ocean tides
2) The barycenter follows ________.
A) a path that is perpendicular to the Earth's ecliptic
B) a pattern that parallels the Moon's orbit
C) a smooth orbit around the Sun
D) a wavy path around the Sun
E) the Earth's declination
Bloom's Taxonomy: Remembering/Understanding
Section: 9.1 What Causes Ocean Tides?
Essent'l Concept: 9.1 Demonstrate an understanding of the forces that cause ocean tides
3) The ________ force pulls an orbiting body toward the center of that orbit.
A) amphidromic
B) magnetic
C) centripetal
D) gravitational
E) tidal
Bloom's Taxonomy: Remembering/Understanding
Section: 9.1 What Causes Ocean Tides?
Essent'l Concept: 9.1 Demonstrate an understanding of the forces that cause ocean tides
4
4) The difference between centripetal forces and gravitational forces is called the ________.
A) diurnal force
B) dynamic force
C) solar force
D) resultant force
E) tidal force
Bloom's Taxonomy: Remembering/Understanding
Section: 9.1 What Causes Ocean Tides?
Essent'l Concept: 9.1 Demonstrate an understanding of the forces that cause ocean tides
5) The tide-generating force varies ________.
A) directly with the cube of the distance between the objects
B) directly with the square of the distance between the objects
C) directly with the square of the distances of the objects divided by the product of the masses
D) inversely with the cube of the distance between the objects
E) inversely with the square of the distance between the objects
Bloom's Taxonomy: Remembering/Understanding
Section: 9.1 What Causes Ocean Tides?
Essent'l Concept: 9.1 Demonstrate an understanding of the forces that cause ocean tides
6) If the resultant force has a significant horizontal component (tangential to Earth's surface), it
produces tidal bulges on Earth, creating what are known as ________.
A) tide-generating forces
B) solar bulges
C) lunar bulges
D) resultant forces
E) centripetal forces
Bloom's Taxonomy: Remembering/Understanding
Section: 9.1 What Causes Ocean Tides?
Essent'l Concept: 9.1 Demonstrate an understanding of the forces that cause ocean tides
5
7) If the side of the Earth that faces the Moon experiences a high tide, then the side of the Earth
that is opposite from the Moon will have a ________.
A) high tide
B) low tide
C) neap tide
D) proxigean tide
E) spring tide
Bloom's Taxonomy: Remembering/Understanding
Section: 9.1 What Causes Ocean Tides?
Essent'l Concept: 9.1 Demonstrate an understanding of the forces that cause ocean tides
8) A full lunar tidal cycle is ________.
A) 12 hours in duration
B) 12 hours 25 minutes in duration
C) 24 hours in duration
D) 24 hours and 50 minutes in duration
E) 48 hours in duration
Bloom's Taxonomy: Remembering/Understanding
Section: 9.1 What Causes Ocean Tides?
Essent'l Concept: 9.1 Demonstrate an understanding of the forces that cause ocean tides
9) Compared with a solar day, a lunar day is ________.
A) equal to a solar day
B) half the length of a solar day
C) longer than a solar day
D) shorter than a solar day
E) twice the length of a solar day
Bloom's Taxonomy: Remembering/Understanding
Section: 9.2 How Do Tides Vary During a Monthly Tidal Cycle?
Essent'l Concept: 9.2 Explain how tides vary during a monthly tidal cycle
6
10) The vertical difference between consecutive high and low tides is called the ________.
A) ebb tide
B) flood tide
C) tidal bore
D) tidal height
E) tidal range
Bloom's Taxonomy: Remembering/Understanding
Section: 9.2 How Do Tides Vary During a Monthly Tidal Cycle?
Essent'l Concept: 9.2 Explain how tides vary during a monthly tidal cycle
11) A spring tide ________.
A) has moderate high and low tides
B) occurs at a blue moon
C) occurs at the vernal equinox
D) has very high high tides and very low low tides
E) has very little difference between high and low tides
Bloom's Taxonomy: Remembering/Understanding
Section: 9.2 How Do Tides Vary During a Monthly Tidal Cycle?
Essent'l Concept: 9.2 Explain how tides vary during a monthly tidal cycle
OSLP: 1 The Earth has one big ocean with many features.
12) Spring tide occurs about ________.
A) once per month
B) once per season
C) once per year
D) twice per month
E) twice per year
Bloom's Taxonomy: Remembering/Understanding
Section: 9.2 How Do Tides Vary During a Monthly Tidal Cycle?
Essent'l Concept: 9.2 Explain how tides vary during a monthly tidal cycle
OSLP: 1 The Earth has one big ocean with many features.
7
13) A neap tide has ________.
A) moderately high tidal range
B) moderately low tidal range
C) no tidal range
D) very high tidal range
E) very low tidal range
Bloom's Taxonomy: Remembering/Understanding
Section: 9.2 How Do Tides Vary During a Monthly Tidal Cycle?
Essent'l Concept: 9.2 Explain how tides vary during a monthly tidal cycle
OSLP: 1 The Earth has one big ocean with many features.
14) Neap tides occur ________.
A) at summer and winter solstice
B) during a storm surge
C) when the Moon is full or new
D) when the Moon is in quadrature
E) when the Sun is at perihelion or aphelion
Bloom's Taxonomy: Remembering/Understanding
Section: 9.2 How Do Tides Vary During a Monthly Tidal Cycle?
Essent'l Concept: 9.2 Explain how tides vary during a monthly tidal cycle
OSLP: 1 The Earth has one big ocean with many features.
15) The angular distance of the Sun or the Moon above or below the Earth's equatorial plane is
called the ________.
A) apogee
B) declination
C) ecliptic
D) perihelion
E) syzygy
Bloom's Taxonomy: Remembering/Understanding
Section: 9.2 How Do Tides Vary During a Monthly Tidal Cycle?
Essent'l Concept: 9.2 Explain how tides vary during a monthly tidal cycle
8
16) When the Earth is at its greatest distance from the Sun, it is said to be at ________.
A) apogee
B) aphelion
C) perigee
D) perihelion
E) proxigean
Bloom's Taxonomy: Remembering/Understanding
Section: 9.2 How Do Tides Vary During a Monthly Tidal Cycle?
Essent'l Concept: 9.2 Explain how tides vary during a monthly tidal cycle
17) Tidal ranges will be greatest when the Earth and the Moon are at ________.
A) apogee
B) aphelion
C) perigee
D) perihelion
E) proxigean
Bloom's Taxonomy: Remembering/Understanding
Section: 9.2 How Do Tides Vary During a Monthly Tidal Cycle?
Essent'l Concept: 9.2 Explain how tides vary during a monthly tidal cycle
18) The center of an open ocean tidal system is called a/an ________.
A) amphidromic point
B) cotidal center
C) rotary center
D) seiche
E) tidal flux
Bloom's Taxonomy: Remembering/Understanding
Section: 9.3 What Do Tides Look Like in the Ocean?
Essent'l Concept: 9.3 Discuss what tides really look like in the ocean
9
19) An area that experiences semidiurnal tides will have ________.
A) one high tide and one low tide daily
B) one high tide and two low tides daily
C) one low tide and two high tides daily
D) two high tides and two low tides of nearly equal height daily
E) two unequal low and high tides daily
Bloom's Taxonomy: Remembering/Understanding
Section: 9.4 What Types of Tidal Patterns Exist?
Essent'l Concept: 9.4 Compare the characteristics and coastal locations of the three types of tidal
patterns
OSLP: 1 The Earth has one big ocean with many features.
20) An area that experiences diurnal tides will have ________.
A) one high tide and one low tide daily
B) one high tide and two low tides daily
C) one low tide and two high tides daily
D) two high tides and two low tides of nearly equal height daily
E) two unequal low and high tides daily
Bloom's Taxonomy: Remembering/Understanding
Section: 9.4 What Types of Tidal Patterns Exist?
Essent'l Concept: 9.4 Compare the characteristics and coastal locations of the three types of tidal
patterns
OSLP: 1 The Earth has one big ocean with many features.
21) The most common tidal pattern around the world are ________.
A) diurnal tides
B) mixed tides
C) proxigean tides
D) semidiurnal tides
E) spring tides
Bloom's Taxonomy: Remembering/Understanding
Section: 9.4 What Types of Tidal Patterns Exist?
Essent'l Concept: 9.4 Compare the characteristics and coastal locations of the three types of tidal
patterns
OSLP: 1 The Earth has one big ocean with many features.
10
