Physics Chapter 19 Review

the frequency of a certain wave is 10 hertz and its period is 10 seconds 0.1 second 100 seconds none of the above

0.1 second

a weight suspended from a spring bobs up and down over a distance of 1 meter in two seconds. its frequency is 2 hertz 0.5 hertz 1 hertz none of the above

0.5 hertz

an object that completes 10 vibrations in 20 seconds has a frequency of 200 hertz 2 hertz 0.5 hertz

0.5 hertz

the frequency of the second hand clock is 1 meter 60 hertz 1/60 hertz

1/60 hertz

a 101 MHz radio wave has vibrations per second of more than 101,000,000 101,000,000 less than 101,000,000

101,000,000

the amplitude of a wave is 1 meter. the crest-to-trough distance of the wave 0.5 m 2 m 1 m none of the above

2

A water wave passes by a floating leaf that is made to oscillate up and down two complete cycles each second, which means that the wave's frequence is 2 Hz 0.5 Hz 6 Hz 1 Hz 3 Hz

2 Hz

an object that completes 20 vibrations in 10 seconds has a frequency of 0.5 hertz 2 hertz 200 hertz 1 hertz

2 hertz

a fishing boat captain returns to port saying its rough out there with waves that are 4 meters. He is probably talking about of waves of amplitude 3 m 2 m 4 m 1 m

2 m

water waves pass by a piece of cork floating on the water that bobs up and down one complete cycle each second. The waves are 2 meters long. what is the speed of the wave? 0.50 m/s 2 m/s .25 m/s 4 m/s 1.0 m/s

2 m/s

A floating leaf oscillates up and down two complete cycles in one second as a 10 meter long water wave passes by. What is the waves speed

20 m/s

a wave oscillates up and down two complete cycles each second. if the wave travels a average distance of 6 meters in one second, its wavelength is 1 m 0.5 m 2 m 6 m 3 m

3 m

a skipper on a boat sees wave crests passing the anchor chain every 5 secons and estimates the distance between 15 m. What is the speed of the water waves ? 3m/s 15 m/s 5 m/s need more info

3 m/s

radio waves travel at the speed of light, 300,000 km/s. the wavelength of a radio wave recieved at 100 megahertz is 0.3 m 3.0 m 300m 30 m none of the ablve

3.0 m

what is the wave speed of a wave traveling an average distance of 6 meters in one second 1 m/s 3 m/s more than 6 m/s 6 m/s less than 0.2 m/s

6 m/s

a 60 vibration per second wave travels 30 seconds in 1 second. its frequence is 60 hertz and it travels at 30m/s 1800 hertz and it travels at 2 m/s 30 hertz and it travels at 60 m/s none of the above

60 hertz and it travels at 30 m/s

the period of the second hand clock is 1/60 second 12 hours 60 seconds 1 second 3600 seconds

60 seconds

the number of nodes, including the end points, in a standing wave that is three wavelengths long is 5 7 4 6 none of the above

7

which of these is a transverse wave? a slinky shaken to and fro a sound wave a radio wave all of the above none of the above

a radio wave

a less intense sonic boom at ground level can occur if the aircraft flied higher is more streamlined is smaller all of the above none of the above

all of the above

both a transverse wave and a longitudinal wave have speed wavelength amplitude frequency all of the above

all of the above

interference is a property of water waves sound waves light waves all of the above none of the above

all of the above

the doppler effect is characteristic of sound waves light waves water waves all of the above none of the above

all of the above

wave interference occurs for water waves light waves sound waves all of the above none of the above

all of the above

the vibrations of a longitudinal wave move along the direction of wave travel that changes with speed at right angles to the direction of wave travel

along the direction of wave travel

some of a wave's energy dissipates as heat. In time, this will reduce the wave's wavelength frequence period speed amplitude

amplitude

the vibrations of a transverse wave move that changes with speed along the direction of wave travel at right angles to the direction of wave travel

at right angles to the direction of wave travel

a red shift for light indicates that the light source is moving away from you toward you both of these neither of these

away from you

the source of a sonic boom may be a high speed bullet whip both neither

both

which equation is correct for wave speed wave speed = frequence x wave length wave speed = (1/period) x wavelength both of these neither of these

both of these

if you run quickly away from the orchestra at a concert, the frequency of the sound you will hear will be increased decreased neither of these

decreased

a doppler effect occurs when the source of sound moves away from you towards you either of these neither of these

either of these

a bow wave is produced when a see boat moves faster than the waves it produces nearly as fast as the waves it produces as fast as the waves it produces none of the above

faster than the waves it produces

a shock wave is produced when a wave source moves faster than the waves it produces nearly as fast as the waves it produces as fast as the waves it produces none of the above

faster than the waves it produces

in the doppler effect it is important to distinguish between speed and accelertion frequency and speed distance and displacemnt speed and velocity

frequency and speed

if you double the frequency of a vibrating object, its period is quartered halves doubles

halves

the stride of a horse would be quicker if more mass in its legs were concentrated halfway up its leg towards its feet n the upper part, nearer the horse's body uniformly all along its legs none of the above

in the upper part, nearer the horse's body

if you run toward the orchestra at a concert, the frequency of the sound you will hear will be increased decreased neither of these

increased

when an elevator is accelerating upward, the frequency of a pendulum inside doesn't change increases decreases

increases

the frequency of a simple pendulum does Not depend on its acceleration due to gravity its length its mass all of the above none of the above

its mass

a sonic boom is produced by an airplane flying at a speed just below the speed of sound greater than the speed of sound equal to the speed of sound all of the above none of the above

just below the speed of sound

the source of a sonic boom must be a sound emitter is not a sound emitter may or may not be a sound emitter none of the above

may or may not be a sound emitter

a node is a portion of half amplitude maximum amplitude minimum amplitude

minimum amplitude

as a supersonic aircraft increases in speed, the angle of its V-shaped shck wave becomes narrower wider both neither

narrower

A wave travels an average distance of one meter in one second with a frequency of 1 hertz. Its amplitude is more than 1 meter less than 1 meter 1 meter need more info

need more info

Which of these is affected by mass? an object sliding down a friction free plane a pendulum a freely-falling object all of the above none of the above

none of the above

an object that completes 100 vibrations in 5 seconds has a period of 1 second 2 seconds 0.5 second none of the above

none of the above

the number of nodes, including the end points, in a standing wave, that is two wavelengths long is 2 3 4 1 none of the above

none of the above

the distance traveled by a wave during a single period is one half wave length two wave lengths one wave length none of the above

one wave length

to say that one wave is out of the phase with another is to say that the waves are of different ampltidues of different wave lengths out of step of different frequencies all of the above

out of step

if a child swinging to and fro on a playground swing stand up, her time for a to and fro swing is shorter unchanged longer

shorter

repeatedly dipping your fingers into water produces waves. Increasing the frequency of dipping produces waves that are longer shorter the same

shorter

the pendulum with the greatest frequency is one with the longest length shortest length neither of these

shortest length

a pendulum clock at high altitudes runs normally as it does at sea level slow fast

slow

the source of all waves is energy something that vibrates a force of some kind all of the bove none of the above

something that vibrates

which of these is a longitudinal wave light sound radio all of the above none of the above

sound

an aircraft that flies faster than the speed of sound is said to be impossible subsonic supersonic none of the above

super sonic

a jet traveling at 1500 km/h passes overhead. the sonic boom produced is heard by the jet pilot a listener on the ground both neither

the jet pilot

the compression and rarefactions in a longitudinal wave travel in the same direction a vacuum opposite directions

the same direction

a blue shift for light indicated that the light source is moving away from you toward you both of these neither of these

toward you

a standing wave is likely produced when the speed of the wave is zero or near zero the amplitude of a wave exceeds its wavelength two waves overlap a wave reflects upon itsself

two waves overlap

a shock wave is usually composed of a pair of closely spaced cones weak for aircraft that fly at less than the speed of sound the opposite of a bow wave all of the above none of the above

usually composed of a pair of closely spaced cones

all waves have in common a variable regions of high and low pressure pattern vibrating source none of the above

vibrating source

A wiggle in time is

vibration

A wiggle in both space and time is a

wave