Question 1

The fact that you can get sunburned while in the shade is evidence that the atmosphere

Accepted Answer

A)  absorbs infrared light. 
B)  scatters ultraviolet light. 
C)  scatters infrared light. 
D)  absorbs ultraviolet light. 
A)  absorbs infrared light. 
B)  scatters ultraviolet light. 
C)  scatters infrared light. 
D)  absorbs ultraviolet light. B

Question 2

A variety of sunset colors is evidence for a variety of

Accepted Answer

A)  elements in the sun. 
B)  primary colors. 
C)  apparent atmospheric thicknesses. 
D)  atmospheric temperatures. 
E)  atmospheric particles. 
A)  elements in the sun. 
B)  primary colors. 
C)  apparent atmospheric thicknesses. 
D)  atmospheric temperatures. 
E)  atmospheric particles. E

Question 3

Interference colors for light are analogous to

Accepted Answer

A)  partial tones for sound. 
B)  resonance for sound. 
C)  Fourier analysis for sound. 
D)  the sonic boom for sound. 
E)  beats for sound. 
A)  partial tones for sound. 
B)  resonance for sound. 
C)  Fourier analysis for sound. 
D)  the sonic boom for sound. 
E)  beats for sound. E

Question 4

A whitish sky is evidence that the atmosphere contains

Accepted Answer

A)  predominantly large particles. 
B)  water vapor. 
C)  pollutants. 
D)  predominantly small particles. 
E)  a mixture of particle sizes. 
A)  predominantly large particles. 
B)  water vapor. 
C)  pollutants. 
D)  predominantly small particles. 
E)  a mixture of particle sizes.

Question 5

Colors seen on TV result from color

Accepted Answer

A)  addition. 
B)  subtraction. 
C)  either of these 
D)  neither of these 
A)  addition. 
B)  subtraction. 
C)  either of these 
D)  neither of these

Question 6

Which of the following cannot travel in a vacuum?

Accepted Answer

A)  a radio wave 
B)  a sound wave 
C)  a light wave 
D)  All can travel in a vacuum. 
E)  None can travel in a vacuum. 
A)  a radio wave 
B)  a sound wave 
C)  a light wave 
D)  All can travel in a vacuum. 
E)  None can travel in a vacuum.

Question 7

If an electric charge is shaken up and down,

Accepted Answer

A)  electron excitation occurs. 
B)  light is emitted. 
C)  a magnetic field is created. 
D)  its mass decreases. 
E)  sound is emitted. 
A)  electron excitation occurs. 
B)  light is emitted. 
C)  a magnetic field is created. 
D)  its mass decreases. 
E)  sound is emitted.

Question 8

Red-hot and blue-hot stars appear white to the eye because

Accepted Answer

A)  they are too dim to fire the cones. 
B)  eye receptivity peaks in the yellow-green part of the spectrum. 
C)  they are too dim to fire the rods. 
D)  the eye has difficulty seeing color at night. 
E)  they are overwhelmed by the blackness of the nighttime sky. 
A)  they are too dim to fire the cones. 
B)  eye receptivity peaks in the yellow-green part of the spectrum. 
C)  they are too dim to fire the rods. 
D)  the eye has difficulty seeing color at night. 
E)  they are overwhelmed by the blackness of the nighttime sky.

Question 9

The cones in the retina of the eye are

Accepted Answer

A)  most densely packed at the center of vision. 
B)  concentrated along the periphery of vision. 
C)  uniformly spread along the visual field. 
A)  most densely packed at the center of vision. 
B)  concentrated along the periphery of vision. 
C)  uniformly spread along the visual field.

Question 10

Diffraction is a result of

Accepted Answer

A)  refraction. 
B)  dispersion. 
C)  interference. 
D)  reflection. 
E)  polarization. 
A)  refraction. 
B)  dispersion. 
C)  interference. 
D)  reflection. 
E)  polarization.

Question 11

Waves diffract the most when their wavelength is

Accepted Answer

A)  long. 
B)  short. 
C)  Both diffract the same. 
A)  long. 
B)  short. 
C)  Both diffract the same.

Question 12

Distant snow covered hills appear yellowish because that is the color of the

Accepted Answer

A)  reflected light that survives scattering. 
B)  atmosphere between the observer and the hills. 
C)  selectively reflected light that reaches a distant observer. 
D)  sky that is reflected off the hills. 
A)  reflected light that survives scattering. 
B)  atmosphere between the observer and the hills. 
C)  selectively reflected light that reaches a distant observer. 
D)  sky that is reflected off the hills.

Question 13

Compared to radio waves, the velocity of visible light waves in a vacuum is

Accepted Answer

A)  less. 
B)  more. 
C)  the same. 
A)  less. 
B)  more. 
C)  the same.

Question 14

Color depends on what characteristic of light?

Accepted Answer

A)  its amplitude 
B)  its frequency 
C)  both of these 
A)  its amplitude 
B)  its frequency 
C)  both of these

Question 15

Electromagnetic waves consist of

Accepted Answer

A)  high-frequency gravitational waves. 
B)  particles of light energy. 
C)  compressions and rarefactions of electromagnetic pulses. 
D)  oscillating electric and magnetic fields. 
A)  high-frequency gravitational waves. 
B)  particles of light energy. 
C)  compressions and rarefactions of electromagnetic pulses. 
D)  oscillating electric and magnetic fields.

Question 16

Light shines on a pane of green glass and a pane of clear glass. The temperature will be higher in the

Accepted Answer

A)  green glass. 
B)  clear glass. 
C)  Neither-it will be the same in each. 
A)  green glass. 
B)  clear glass. 
C)  Neither-it will be the same in each.

Question 17

Consider the interference colors seen in a film of gasoline on a wet street. The function of the water is to provide a

Accepted Answer

A)  second reflecting surface. 
B)  means of slowing the rapid evaporation of gasoline. 
C)  chemical bond with the gasoline. 
D)  means of spreading the gasoline into a thin film. 
E)  all of these 
A)  second reflecting surface. 
B)  means of slowing the rapid evaporation of gasoline. 
C)  chemical bond with the gasoline. 
D)  means of spreading the gasoline into a thin film. 
E)  all of these

Question 18

If sunlight were green instead of white, the most comfortable color to wear on a cold day would be

Accepted Answer

A)  blue. 
B)  violet. 
C)  yellow. 
D)  green. 
E)  magenta. 
A)  blue. 
B)  violet. 
C)  yellow. 
D)  green. 
E)  magenta.

Question 19

If sunlight were green instead of white, the most comfortable color to wear on a hot day would be

Accepted Answer

A)  magenta. 
B)  blue. 
C)  violet. 
D)  green. 
E)  yellow. 
A)  magenta. 
B)  blue. 
C)  violet. 
D)  green. 
E)  yellow.

Question 20

What is the wavelength of an electromagnetic wave that has a frequency of 1 hertz?

Accepted Answer

A)  less than 1 m 
B)  more than 1 m 
C)  1 m 
A)  less than 1 m 
B)  more than 1 m 
C)  1 m

The fact that you can get sunburned while in the shade is evidence that the atmosphere

A variety of sunset colors is evidence for a variety of

Interference colors for light are analogous to

A whitish sky is evidence that the atmosphere contains

Colors seen on TV result from color

Which of the following cannot travel in a vacuum?

If an electric charge is shaken up and down,

Red-hot and blue-hot stars appear white to the eye because

The cones in the retina of the eye are

Diffraction is a result of

Waves diffract the most when their wavelength is

Distant snow covered hills appear yellowish because that is the color of the

Compared to radio waves, the velocity of visible light waves in a vacuum is

Color depends on what characteristic of light?

Electromagnetic waves consist of

Light shines on a pane of green glass and a pane of clear glass. The temperature will be higher in the

Consider the interference colors seen in a film of gasoline on a wet street. The function of the water is to provide a

If sunlight were green instead of white, the most comfortable color to wear on a cold day would be

If sunlight were green instead of white, the most comfortable color to wear on a hot day would be

What is the wavelength of an electromagnetic wave that has a frequency of 1 hertz?

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Gravity, Projectiles, and Satellites

Fluid Mechanics

Temperature, Heat, and Thermodynamics

Heat Transfer and Change of Phase

Static and Current Electricity

Magnetism and Electromagnetic Induction

Waves and Sound

Properties of Light

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Exam 13: Light Waves

The fact that you can get sunburned while in the shade is evidence that the atmosphere

A variety of sunset colors is evidence for a variety of

Interference colors for light are analogous to

A whitish sky is evidence that the atmosphere contains

Colors seen on TV result from color

Which of the following cannot travel in a vacuum?

If an electric charge is shaken up and down,

Red-hot and blue-hot stars appear white to the eye because

The cones in the retina of the eye are

Diffraction is a result of

Waves diffract the most when their wavelength is

Distant snow covered hills appear yellowish because that is the color of the

Compared to radio waves, the velocity of visible light waves in a vacuum is

Color depends on what characteristic of light?

Electromagnetic waves consist of

Light shines on a pane of green glass and a pane of clear glass. The temperature will be higher in the

Consider the interference colors seen in a film of gasoline on a wet street. The function of the water is to provide a

If sunlight were green instead of white, the most comfortable color to wear on a cold day would be

If sunlight were green instead of white, the most comfortable color to wear on a hot day would be

What is the wavelength of an electromagnetic wave that has a frequency of 1 hertz?

About Science

Atoms

Equilibrium and Linear Motion

Newtons Laws of Motion

Momentum and Energy

Gravity, Projectiles, and Satellites

Fluid Mechanics

Temperature, Heat, and Thermodynamics

Heat Transfer and Change of Phase

Static and Current Electricity

Magnetism and Electromagnetic Induction

Waves and Sound

Properties of Light

Quantum Theory

The Atomic Nucleus and Radioactivity

Physics of Rotation and Equilibrium

Filters