Question 1

Double the frequency of sound and you also double its

Accepted Answer

A)  wavelength. 
B)  amplitude. 
C)  speed. 
D)  all of these 
E)  none of these 
A)  wavelength. 
B)  amplitude. 
C)  speed. 
D)  all of these 
E)  none of these E

Question 2

The beat frequency produced when a 240 hertz tuning fork and a 246 hertz tuning fork are sounded together is

Accepted Answer

A)  12 hertz. 
B)  240 hertz. 
C)  245 hertz. 
D)  6 hertz. 
E)  None of the above choices are correct. 
A)  12 hertz. 
B)  240 hertz. 
C)  245 hertz. 
D)  6 hertz. 
E)  None of the above choices are correct. D

Question 3

Sound refraction depends on the fact that the speed of sound is

Accepted Answer

A)  proportional to frequency. 
B)  variable. 
C)  constant. 
D)  inversely proportional to wavelength. 
E)  None of the above choices are correct. 
A)  proportional to frequency. 
B)  variable. 
C)  constant. 
D)  inversely proportional to wavelength. 
E)  None of the above choices are correct. B

Question 4

When you tune a radio to a certain station, you match the frequency of the internal electrical circuit to the frequency of the wanted radio station. In so doing you are employing the principle of

Accepted Answer

A)  beats. 
B)  forced vibrations. 
C)  reverberation. 
D)  resonance. 
E)  wave interference. 
A)  beats. 
B)  forced vibrations. 
C)  reverberation. 
D)  resonance. 
E)  wave interference.

Question 5

If waves are going by at the same speed, the wave with the greatest period of oscillation is the wave that has the greatest

Accepted Answer

A)  amplitude. 
B)  frequency. 
C)  length. 
D)  None of the above choices are true. 
A)  amplitude. 
B)  frequency. 
C)  length. 
D)  None of the above choices are true.

Question 6

A 1056-hertz tuning fork is sounded at the same time a piano note is struck. You hear three beats per second. What is the frequency of the piano string?

Accepted Answer

A)  not enough information to be certain 
B)  3168 hertz 
C)  1059 hertz 
D)  1056 hertz 
E)  1053 hertz 
A)  not enough information to be certain 
B)  3168 hertz 
C)  1059 hertz 
D)  1056 hertz 
E)  1053 hertz

Question 7

Sound will be louder if a struck tuning fork is held

Accepted Answer

A)  with its base against a table top. 
B)  in the air. 
C)  with its prongs in shallow water. 
D)  in your closed fist. 
A)  with its base against a table top. 
B)  in the air. 
C)  with its prongs in shallow water. 
D)  in your closed fist.

Question 8

A wave oscillates up and down two complete cycles each second. If the wave travels an average distance of 6 meters in one second, its wavelength is

Accepted Answer

A)  2 m. 
B)  0.5 m. 
C)  6 m. 
D)  3 m. 
E)  1 m. 
A)  2 m. 
B)  0.5 m. 
C)  6 m. 
D)  3 m. 
E)  1 m.

Question 9

The frequency of the second hand on a clock is

Accepted Answer

A)  1/60 hertz. 
B)  60 hertz. 
C)  1 hertz. 
A)  1/60 hertz. 
B)  60 hertz. 
C)  1 hertz.

Question 10

The vibrations of a transverse wave move in a direction

Accepted Answer

A)  along the direction of wave travel. 
B)  that changes with speed. 
C)  at right angles to the direction of wave travel. 
A)  along the direction of wave travel. 
B)  that changes with speed. 
C)  at right angles to the direction of wave travel.

Question 11

In which one of these media does sound travel the fastest?

Accepted Answer

A)  ice 
B)  steam 
C)  water vapor 
D)  water 
E)  Sound travels the same speed in each of the above media. 
A)  ice 
B)  steam 
C)  water vapor 
D)  water 
E)  Sound travels the same speed in each of the above media.

Question 12

A wave travels an average distance of 1 meter in 1 second with a frequency of 1 hertz. Its amplitude is

Accepted Answer

A)  1 meter. 
B)  more than 1 meter. 
C)  less than 1 meter. 
D)  not enough information to say 
A)  1 meter. 
B)  more than 1 meter. 
C)  less than 1 meter. 
D)  not enough information to say

Question 13

Compressions and rarefactions normally travel in

Accepted Answer

A)  opposite directions in a wave. 
B)  the same direction in a wave. 
C)  directions that are at right angles to the wave direction. 
A)  opposite directions in a wave. 
B)  the same direction in a wave. 
C)  directions that are at right angles to the wave direction.

Question 14

An observer on the ground hears a sonic boom which is created by an airplane flying at a speed

Accepted Answer

A)  equal to the speed of sound. 
B)  just below the speed of sound. 
C)  greater than the speed of sound. 
D)  All of the above choices are true. 
E)  None of the above choices are true. 
A)  equal to the speed of sound. 
B)  just below the speed of sound. 
C)  greater than the speed of sound. 
D)  All of the above choices are true. 
E)  None of the above choices are true.

Question 15

Which doesn't belong to the same family?

Accepted Answer

A)  infrasonic waves 
B)  radio waves 
C)  ultrasonic waves 
D)  longitudinal waves 
E)  shock waves 
A)  infrasonic waves 
B)  radio waves 
C)  ultrasonic waves 
D)  longitudinal waves 
E)  shock waves

Question 16

An aircraft that flies faster than the speed of sound is said to be

Accepted Answer

A)  supersonic. 
B)  subsonic. 
C)  impossible. 
A)  supersonic. 
B)  subsonic. 
C)  impossible.

Question 17

If at a concert you run toward the orchestra, the frequency of the sound you hear will be

Accepted Answer

A)  increased. 
B)  decreased. 
C)  neither decreased nor increased. 
A)  increased. 
B)  decreased. 
C)  neither decreased nor increased.

Question 18

A wiggle in time is a

Accepted Answer

A)  vibration. 
B)  wave. 
C)  both 
D)  neither 
A)  vibration. 
B)  wave. 
C)  both 
D)  neither

Question 19

As we grow older, we have the greatest difficulty hearing frequencies that are

Accepted Answer

A)  high. 
B)  mid-range. 
C)  low. 
A)  high. 
B)  mid-range. 
C)  low.

Question 20

The Doppler effect is characteristic of

Accepted Answer

A)  light waves. 
B)  water waves. 
C)  sound waves. 
D)  all of the above choices 
E)  none of the above choices 
A)  light waves. 
B)  water waves. 
C)  sound waves. 
D)  all of the above choices 
E)  none of the above choices

Double the frequency of sound and you also double its

The beat frequency produced when a 240 hertz tuning fork and a 246 hertz tuning fork are sounded together is

Sound refraction depends on the fact that the speed of sound is

When you tune a radio to a certain station, you match the frequency of the internal electrical circuit to the frequency of the wanted radio station. In so doing you are employing the principle of

If waves are going by at the same speed, the wave with the greatest period of oscillation is the wave that has the greatest

A 1056-hertz tuning fork is sounded at the same time a piano note is struck. You hear three beats per second. What is the frequency of the piano string?

Sound will be louder if a struck tuning fork is held

A wave oscillates up and down two complete cycles each second. If the wave travels an average distance of 6 meters in one second, its wavelength is

The frequency of the second hand on a clock is

The vibrations of a transverse wave move in a direction

In which one of these media does sound travel the fastest?

A wave travels an average distance of 1 meter in 1 second with a frequency of 1 hertz. Its amplitude is

Compressions and rarefactions normally travel in

An observer on the ground hears a sonic boom which is created by an airplane flying at a speed

Which doesn't belong to the same family?

An aircraft that flies faster than the speed of sound is said to be

If at a concert you run toward the orchestra, the frequency of the sound you hear will be

A wiggle in time is a

As we grow older, we have the greatest difficulty hearing frequencies that are

The Doppler effect is characteristic of

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Exam 12: Waves and Sound

Double the frequency of sound and you also double its

The beat frequency produced when a 240 hertz tuning fork and a 246 hertz tuning fork are sounded together is

Sound refraction depends on the fact that the speed of sound is

When you tune a radio to a certain station, you match the frequency of the internal electrical circuit to the frequency of the wanted radio station. In so doing you are employing the principle of

If waves are going by at the same speed, the wave with the greatest period of oscillation is the wave that has the greatest

A 1056-hertz tuning fork is sounded at the same time a piano note is struck. You hear three beats per second. What is the frequency of the piano string?

Sound will be louder if a struck tuning fork is held

A wave oscillates up and down two complete cycles each second. If the wave travels an average distance of 6 meters in one second, its wavelength is

The frequency of the second hand on a clock is

The vibrations of a transverse wave move in a direction

In which one of these media does sound travel the fastest?

A wave travels an average distance of 1 meter in 1 second with a frequency of 1 hertz. Its amplitude is

Compressions and rarefactions normally travel in

An observer on the ground hears a sonic boom which is created by an airplane flying at a speed

Which doesn't belong to the same family?

An aircraft that flies faster than the speed of sound is said to be

If at a concert you run toward the orchestra, the frequency of the sound you hear will be

A wiggle in time is a

As we grow older, we have the greatest difficulty hearing frequencies that are

The Doppler effect is characteristic of

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

Light Waves

Properties of Light

Quantum Theory

The Atomic Nucleus and Radioactivity

Physics of Rotation and Equilibrium

Filters