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WorksheetsMECHANICAL WAVES AND SOUND CHAPTER 17
Total questions: 72
Worksheet time: 1hrs 27mins
MECHANICAL WAVE
a disturbance in matter that carries energy from one place to another.
occurs when two or more waves overlap each oher
the lowest point in a wave
the highest point in a wave
Which electromagnetic wave has the highest frequency?
Radio waves
Gamma rays
Ultraviolet rays
Visible light
Two waves combining to form a wave with a larger amplitude results in
diffraction
constructive interference
reflection
refraction
What is an example of a microwave?
FM Radio
Radar
Cell
Baseball
What word describes the number of waves that pass a certain point in a given amount
of time?
Rarefaction
Pitch
Frequency
Amplitude
As the frequency of a wave decreases, the wave's
period decreases
amplitude increases
speed decreases
wavelength increases
A water wave and a ray of light are both examples of
movement waves
transverse waves
longitudinal waves
compression waves
The bending of a wave around the edge of a barrier is called
reflection
diffraction
refraction
interference
Which electromagnetic wave has the lowest frequency?
Gamma rays
Visible light
Radio waves
Infrared rays
Which of the listed electromagnetic waves has the shortest wavelength?
Visible
Ultraviolet
Microwave
Infrared
On a sunny morning, students standing in front of a store window noticed an image of themselves in the glass. Why did the students see their image in the glass?
Some of the light was reflected off the surface of the glass.
Some of the light passed through the glass window.
Some of the light was absorbed by the glass surface.
Some of the light separated into different colors.
The interaction between waves that meet is called
refraction
interference
diffraction
reflection
Main type of seismic waves that can only travel through the surface of the Earth.
seismic waves
surface waves
body waves
primary waves
This is considered as the fastest kind of seismic waves.
Love waves
Body waves
Primary waves
Secondary waves
It can travel through solids only
Love waves
Rayleigh waves
Primary waves
Secondary waves
How a sound is represented on a computer
Frequency
Amplitude
Wavelength
The pitch of a sound (how high or low pitched it is)
Frequency
Amplitude
Wavelength
The volume of a sound (how loud it is)
Frequency
Amplitude
Wavelength
If someone has a very deep voice would have a low frequency
True
False
Amplitude is the _______ of the sound
Volume
Pitch
Frequency is the _______ of the sound
Volume
Pitch
If the frequency of a sound goes too high, you will not be able to hear it
True
False
If the amplitude of a sound goes too high, you will not be able to hear it
True
False
When an ambulance move TOWARD you it sounds ________ pitched.
high
low
normal
ex. police car siren sounding lower pitch after the car passes
An observer passes a 500 Hz sound source and moves away with a speed of 30 ms-1.
The frequency heard by the moving observer is
456 Hz
544 Hz
460 Hz
548 Hz
ex. ambulance sounds higher in pitch as it approached you
the maximum displacement of the medium from its rest position
interference
amplitude
rest
frequency
the time required for one cycle, complete motion that returns to its starting point frequency
the number of complete cycles in a given time
frequency
period
decibel
wavelength
any motion that repeats at regular time intervals
period
cycle
periodic motion
decibel
