Question 1

Seawater is highly compressible.

Accepted Answer

A) True 
 B)False

Question 2

When water evaporates at Earth surface temperatures, the water surface loses more heat than when it evaporates at 100°C.

Accepted Answer

A) True 
 B)False

Question 3

The latent heat of vaporization is much greater than the latent heat of fusion.

Accepted Answer

A) True 
 B)False

Question 4

Above a salt content of 24.7 g/kg, as the temperature decreases, the ________.

Accepted Answer

A)  water density increases to the freezing point 
B)  water density decreases to the freezing point 
C)  freezing temperature decreases as salt content increases 
D)  water density increases to the freezing point and the freezing temperature decreases as the salt content increases 
E)  water density decreases to the freezing point and the freezing temperature decreases as the salt content increases 
A)  water density increases to the freezing point 
B)  water density decreases to the freezing point 
C)  freezing temperature decreases as salt content increases 
D)  water density increases to the freezing point and the freezing temperature decreases as the salt content increases 
E)  water density decreases to the freezing point and the freezing temperature decreases as the salt content increases

Question 5

Covalent bonds link a water molecule's ________.

Accepted Answer

A)  positively charged oxygen atom and negatively charged hydrogen atoms 
B)  positively charged hydrogen atoms and negatively charged oxygen atom 
C)  positively charged oxygen atom and positively charged hydrogen atoms 
D)  negatively charged hydrogen atoms and negatively charged oxygen atom 
E)  They do not bond atoms. 
A)  positively charged oxygen atom and negatively charged hydrogen atoms 
B)  positively charged hydrogen atoms and negatively charged oxygen atom 
C)  positively charged oxygen atom and positively charged hydrogen atoms 
D)  negatively charged hydrogen atoms and negatively charged oxygen atom 
E)  They do not bond atoms.

Question 6

The ________ wavelengths of light penetrate deepest into the ocean.

Accepted Answer

A)  ultraviolet 
B)  infrared 
C)  red 
D)  blue 
E)  black 
A)  ultraviolet 
B)  infrared 
C)  red 
D)  blue 
E)  black

Question 7

Which of the following does NOT happen to water when salt is added?

Accepted Answer

A)  Density decreases 
B)  Boiling point increases 
C)  Freezing point decreases 
D)  All of these are correct. 
E)  None of these is correct. 
A)  Density decreases 
B)  Boiling point increases 
C)  Freezing point decreases 
D)  All of these are correct. 
E)  None of these is correct.

Question 8

When seawater absorbs solar radiation, the absorbed energy results in an increase in the specific heat of the water molecules.

Accepted Answer

A) True 
 B)False

Question 9

Sea surface color observed by satellite instruments is affected by ________.

Accepted Answer

A)  seawater scattering the light 
B)  seawater absorbing solar radiation 
C)  the fluorescence of dissolved compounds 
D)  All of these are correct. 
E)  seawater scattering the light and seawater absorbing solar radiation 
A)  seawater scattering the light 
B)  seawater absorbing solar radiation 
C)  the fluorescence of dissolved compounds 
D)  All of these are correct. 
E)  seawater scattering the light and seawater absorbing solar radiation

Question 10

The first color of the visible spectrum to disappear as one dives from the surface to the deep is ________.

Accepted Answer

A)  violet 
B)  indigo 
C)  green 
D)  yellow 
E)  red 
A)  violet 
B)  indigo 
C)  green 
D)  yellow 
E)  red

Question 11

Sound travels a long way in the sofar channel because ________.

Accepted Answer

A)  the speed of sound is highest in this layer 
B)  the speed of sound is lowest in this layer 
C)  whales communicate in this layer 
D)  it is the depth of the 1% light level 
E)  None of these is correct 
A)  the speed of sound is highest in this layer 
B)  the speed of sound is lowest in this layer 
C)  whales communicate in this layer 
D)  it is the depth of the 1% light level 
E)  None of these is correct

Question 12

Which substance has the greatest density?

Accepted Answer

A)  Warm fresh water 
B)  Cold fresh water 
C)  Ice 
D)  Warm salt water 
E)  Cold salt water 
A)  Warm fresh water 
B)  Cold fresh water 
C)  Ice 
D)  Warm salt water 
E)  Cold salt water

Question 13

How many calories must be removed from 5 g of pure water at 10°C to convert the water to ice?

Accepted Answer

A)  20 
B)  80 
C)  450 
D)  800 
E)  1200 
A)  20 
B)  80 
C)  450 
D)  800 
E)  1200

Question 14

The arrangement of the hydrogen and oxygen atoms in a water molecule causes the water molecule to ________.

Accepted Answer

A)  orient in only one direction 
B)  have a lattice arrangement in the gaseous state 
C)  be polar 
D)  slide past other water molecules 
E)  lose heat rapidly 
A)  orient in only one direction 
B)  have a lattice arrangement in the gaseous state 
C)  be polar 
D)  slide past other water molecules 
E)  lose heat rapidly

Question 15

As a polar-molecule liquid, water has special physical properties, including ________.

Accepted Answer

A)  high surface tension 
B)  high dissolution properties 
C)  high cohesion 
D)  high heat capacity and latent heat 
E)  All of these are correct. 
A)  high surface tension 
B)  high dissolution properties 
C)  high cohesion 
D)  high heat capacity and latent heat 
E)  All of these are correct.

Question 16

Which processes cause surface seawater to increase in density?

Accepted Answer

A)  Sea ice formation 
B)  Sea ice melting 
C)  Surface water evaporation 
D)  Sea ice formation and surface water evaporation 
E)  Sea ice melting and surface water evaporation 
A)  Sea ice formation 
B)  Sea ice melting 
C)  Surface water evaporation 
D)  Sea ice formation and surface water evaporation 
E)  Sea ice melting and surface water evaporation

Question 17

Water heated from below distributes the added heat by ________, whereas the still surface of water heated from above distributes the added heat by ________.

Accepted Answer

A)  diffusion; diffusion and conduction 
B)  diffusion; convection 
C)  convection; diffusion and conduction 
D)  conduction; convection 
E)  conduction; diffusion 
A)  diffusion; diffusion and conduction 
B)  diffusion; convection 
C)  convection; diffusion and conduction 
D)  conduction; convection 
E)  conduction; diffusion

Question 18

Fresh water has its maximum density at ________.

Accepted Answer

A)  0°C 
B)  4°C 
C)  32°C 
D)  100°C 
E)  below freezing 
A)  0°C 
B)  4°C 
C)  32°C 
D)  100°C 
E)  below freezing

Question 19

Pressure increases by about 1 atm for every 10 m of depth in the ocean.

Accepted Answer

A) True 
 B)False

Question 20

The addition of salt to fresh water to form salt water ________.

Accepted Answer

A)  increases the density of the water 
B)  depresses the boiling point and elevates the freezing point 
C)  makes the temperature of maximum density increase 
D)  All of these are correct. 
E)  None of these is correct. 
A)  increases the density of the water 
B)  depresses the boiling point and elevates the freezing point 
C)  makes the temperature of maximum density increase 
D)  All of these are correct. 
E)  None of these is correct.

Seawater is highly compressible.

When water evaporates at Earth surface temperatures, the water surface loses more heat than when it evaporates at 100°C.

The latent heat of vaporization is much greater than the latent heat of fusion.

Above a salt content of 24.7 g/kg, as the temperature decreases, the ________.

Covalent bonds link a water molecule's ________.

The ________ wavelengths of light penetrate deepest into the ocean.

Which of the following does NOT happen to water when salt is added?

When seawater absorbs solar radiation, the absorbed energy results in an increase in the specific heat of the water molecules.

Sea surface color observed by satellite instruments is affected by ________.

The first color of the visible spectrum to disappear as one dives from the surface to the deep is ________.

Sound travels a long way in the sofar channel because ________.

Which substance has the greatest density?

How many calories must be removed from 5 g of pure water at 10°C to convert the water to ice?

The arrangement of the hydrogen and oxygen atoms in a water molecule causes the water molecule to ________.

As a polar-molecule liquid, water has special physical properties, including ________.

Which processes cause surface seawater to increase in density?

Water heated from below distributes the added heat by , whereas the still surface of water heated from above distributes the added heat by .

Fresh water has its maximum density at ________.

Pressure increases by about 1 atm for every 10 m of depth in the ocean.

The addition of salt to fresh water to form salt water ________.

The Water Planet

Earth Structure and Plate Tectonics

The Sea Floor and Its Sediments

The Chemistry of Seawater

The Atmosphere and the Oceans

Ocean Structure and Circulation

The Waves

The Tides

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 4: The Physical Properties of Water

Seawater is highly compressible.

When water evaporates at Earth surface temperatures, the water surface loses more heat than when it evaporates at 100°C.

The latent heat of vaporization is much greater than the latent heat of fusion.

Above a salt content of 24.7 g/kg, as the temperature decreases, the ________.

Covalent bonds link a water molecule's ________.

The ________ wavelengths of light penetrate deepest into the ocean.

Which of the following does NOT happen to water when salt is added?

When seawater absorbs solar radiation, the absorbed energy results in an increase in the specific heat of the water molecules.

Sea surface color observed by satellite instruments is affected by ________.

The first color of the visible spectrum to disappear as one dives from the surface to the deep is ________.

Sound travels a long way in the sofar channel because ________.

Which substance has the greatest density?

How many calories must be removed from 5 g of pure water at 10°C to convert the water to ice?

The arrangement of the hydrogen and oxygen atoms in a water molecule causes the water molecule to ________.

As a polar-molecule liquid, water has special physical properties, including ________.

Which processes cause surface seawater to increase in density?

Water heated from below distributes the added heat by ________, whereas the still surface of water heated from above distributes the added heat by ________.

Fresh water has its maximum density at ________.

Pressure increases by about 1 atm for every 10 m of depth in the ocean.

The addition of salt to fresh water to form salt water ________.

The Water Planet

Earth Structure and Plate Tectonics

The Sea Floor and Its Sediments

The Chemistry of Seawater

The Atmosphere and the Oceans

Ocean Structure and Circulation

The Waves

The Tides

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

Water heated from below distributes the added heat by , whereas the still surface of water heated from above distributes the added heat by .