chapter 23-24 review game. amplitude: tells us how much energy a wave has
TRANSCRIPT
Chapter 23-24
Review Game
Amplitude: tells us how much energy a wave has.
Wavelength: tells us how long the wave is.
What kind of wave is this?
• A) transverse wave.
• B) longitudinal wave.
• C) queen wave.
• D) mouse wave.
What kind of wave is this?
• A) transverse wave.
• B) longitudinal wave.
• C) queen wave.
• D) mouse wave.
What is the bouncing of a wave off a barrier called?
• A) reflection
• B) refraction
• C) diffraction
• D) interference
What is the bending of a wave caused by changing from one medium to another?
• A) reflection
• B) refraction
• C) diffraction
• D) interference
Speed of the wave changes.
What is the bending of a wave as it moves around an object or through a narrow opening?
• A) reflection
• B) refraction
• C) diffraction
• D) interference
What happens when the amplitude of a wave gets smaller and smaller as it passes through a material?
• A) reflection
• B) refraction
• C) diffraction
• D) absorption
The source of all wave motion is a
• A) wave pattern.
• B) harmonic object.
• C) vibrating object.
• D) region of variable high and low pressure.
What type of interference occurs when two waves meet and the amplitude increases?
• A) Constructive interference.
• B) Destructive interference.
• C) Pass interference.
• D) None of these.
Human perception of frequency.
• A) Pitch
• B) Intensity
• C) Loudness• D) None of these
If you double the frequency of a vibrating object, its period
• A) doubles.
• B) halves.
• C) is quartered.
• D) none of these.
During a single period, the distance traveled by a wave is
• A) one-half wavelength.
• B) one wavelength.
• C) two wavelengths.
• D) none of these.
A pendulum makes one complete swing over and back in 10 seconds. Its frequency is:
• A) one-half second.
• B) one second.
• C) two seconds.
• D) none of these.
A sound wave is a
• A) longitudinal wave.
• B) transverse wave.
• C) standing wave.
• d) none of these.
Sound travels faster in
• A) air.
• B) water.
• C) steel.
• D) Sound travels at about the same speed in all of these.
We are best at hearing
• A) infrasonic sound.
• B) ultrasonic sound.
• C) both of these.
• D) neither of these.
We hear between 20 Hz and 20,000 Hz.
A sound source of high frequency emits a high
• A) speed.
• B) amplitude.
• C) pitch.
• D) all of these.
Pitch and frequency go together.
A Doppler effect occurs when a source of sound moves
• A) toward you.
• B) away from you.
• C) both of these.
• D) none of these.
What is the bending of a wave around a barrier?
• A) reflection
• B) refraction
• C) diffraction
• D) interference
This is the formula for:
v = velocity
V= f wavelength
f = frequency
f=V/ =V/f
A wave has a frequency of 10 hz and a wavelength of 2 m. What is the speed?
v = velocity
V= f wavelength
f = frequency
V = 2 m x 10 hz
V = 20 m/sec
A wave with an amplitude of 2cm and a wavelength of 4 cm.
A wave with an amplitude of 3cm and a wavelength of 3 cm.
A wave with an amplitude of 4cm and a wavelength of 2 cm.
In a longitudinal wave, the compressions and rarefactions travel in
• A) to and fro.
• B) up and down.
• C) neither.
• D) none of these.
Which of the following is not a transverse wave?
• A) sound
• B) light
• C) radio
• D) all of these
A wave travels an average distance of 1 m in 1 s with a frequency of 1 Hz. Its amplitude is
• A) less than 1 m.
• B) 1 m.
• C) more than 1 m.
• D) not enough information to say.
A wave travels an average distance of 1 m in 1 s with a frequency of 1 Hz. Its period is
• A) less than 1 sec.
• B) 1 sec.
• C) more than 1 sec.
• D) not enough information to say.
Double the frequency of sound and you also double its
• A) wavelength.
• B) speed.
• C) amplitude.
• D) none of these
What is two or more wave overlap and combine together?
• A) reflection
• B) refraction
• C) diffraction
• D) interference