WorksheetsSOUNDS
Total questions: 80
Worksheet time: 42mins
_______________ is made by vibrations
wave
sound
How high or low a sound is
pitch
sound
volume
acoustics
How loud or soft the sound is
Pitch
Wavelength
Acoustics
Volume
Sound waves travel slowest through a _____
solid
liquid
gas
Sound waves travel fastest through a ______
Solid
Liquid
Gas
Sound waves move faster when the medium is ______
Warm
Cold
Our __________ vibrates when we talk and sing
Vocal cord
Head
Leg
Human's, __________ and thunder are examples of natural sources of sound
Vehicles
trumpets
animals
________ need to be blown to produce sound
Vehicles
Cymbals
Trumpets
Unwanted sound is called ___________
Noise
Trumpets
Vibration
Sounds are made by something that .....
jumps
vibrates
The wave travels away from the vibrating source in all ....
directions
houses
Sounds can travels through.....
gasoline, liquids and solids
gases, liquids and solids
It's made by a large vibration....
A loud sound
A soft sound
It's made by a small vibration.....
A soft sound
A loud soft
Unwanted sounds that spoil the environment are called .....
sound pollution
traffic pollution
The loudness of a sound is measured in .......
decibels
sounds
Sounds louder than 100 decibels can damage your ......
hearing
sight
These are sources of sound
What is the unit that is used to measure the intensity of sound?
decibel
frequency
Hertz
wavelength
A sound which is not pleasing your ears
Audible sound
Music
Noise
The sound level which is comfortable for the human ear.
80-85 decibels
120-125 decibels
60-65 decibels
100-105 decibels
What is a Decibel (dB)?
a unit for how long a thing is
a unit for how loud a sound is
a unit for how heavy a thing is
What is considered very loud for the human ears?
40dB
70dB
100dB
If you hear loud noises for 8 hours non stop, it is dangerous for your health.
True
False
If you hear loud noises for 2 minutes, it is dangerous for your health.
True
False
What is noise pollution?
Dirty things in the air
Unwanted sounds
Dirty water in the river
How do we get affected by noise pollution? Choose 2.
Our sleep gets disturbed
Our music gets nicer
Our ear drums get torn
Our health gets better
Whale songs are also used for echo sensing.
True
False
How does echo sensing work?
A source gives out a sound and waits for the echo to come back.
A source gives out echo and then wait for nothing to come back
A source gives out music and the music changes when it comes back
How does noise pollution affect the whales in the sea? Choose two.
They cannot hear each other.
They cannot see each other
They cannot sing anymore
They find it hard to know the space around them
Which one is not a cause of noise pollution?
An object has to be struck to produce ______
Light
Sound
Both A & B
None of these
Which of the following musical instrument produces sound when its strings are plucked?
Flute
Drum
Violin
Table
Which of the following musical instrument produces sound when air is blown into it?
Drum
Flute
Guitar
Tabla
What is Sound?
Sound is a fruit.
Sound is anything you can eat.
Sound is anything you can see.
Sound is anything you can hear.
Music is ........
Organized Sound
Disorganized Sound
Noise
Music
A sound needs a way to spread the vibrations
True
False
The way that sounds can be spread are:
Solid
Colourful
Gaseous
Liquid
Light
What are the parts of the ear?
Middle ear
Neck
Outer ear
Bones
Inner ear
Where we can find the Cochlea?
Inner ear
Lobule
Middle ear
Pitch tells us if a sound is
Loud or Quiet
Tall or Small
High or Low
chose two examples of noise pollution.
chirping of birds
A boy shouting in a loudspeaker
Fighting in a conference meeting
Sound of ocean waves
What is vibration?
how loud a sound is
the back and forth movement of the object
how high or low a sound is
the loudness or softness of a sound
You can hear in space.
What is noise measured in?
Hertz
Frequency
Decibels
Pressure
What can be the effects of noise on living organisms? Please tick all that apply
Hearing Damage
Stress related ulcers
Irritability
No followers on TikTok
Your sister loves listening to music at a very loud sound using the stereo to the extent that you can no longer understand what each other is talking about. What advise will you give her?
A. I will unplug the stereo without telling her.
B. I will lessen the volume and tell her that to much sound is not good to our health.
C. I will leave the house and go where I can no longer hear the sound.
D. I will just let her do what she wants.
Your father works at a construction site. What tool can you give him to protect his sense of hearing?
A. hat
B. face mask
C. earphones
D. none of the above
In order to have a good sleep at night you must do the following except one.
A. Listen to music using your earphones.
B. Switch off the television.
C. Stay away from noisy surroundings.
D. Put on your phones in a silent mode.
Here are the ways to avoid too much noise, EXCEPT one?
A. Tone down TV or radio sounds.
B. Avoid going near big sound speakers.
C. set your phones on a full volume
D. Install double-paned windows.
What is the unit of sound?
A. Noise
B. Decibel
C. Intensity
D. Vibrations
Which statement is NOT TRUE about noise pollution?
A. sound pollution is thought to be a sound so intense that it could shatter glass,
B. Intense vibrations can rupture the eardrum
C. The unwanted sound is called Noise
D. Ear can only take 500 decibels of sound or noise.
Below has the bad effect on our health EXCEPT ONE.
A. humming of the Birds
B. snoring of your father when sleeping
C. screaming of audience in a concert
D. sleeping with high volume of music
Noise is unwanted sound considered unpleasant, loud or disruptive to hearing.
True
False
2. Which of the following is NOT a cause of noise pollution.
Traffic
Sirens and Alarms
Throwing garbage
Loud speakers
9. One of these types of Pollution is invisible (cannot be seen).
Water Pollution
Noise Pollution
Air Pollution
Land Pollution
What disease can be caused by noise pollution?
Asthma
Brain tumour
Malaria
Blindness
Planting of trees reduces noise pollution.
True
False
Both
The level at which sound becomes physically painful is:
Above 95 decibel
Above 65 decibel
Above 80 decibel
Above 60 decibel
Which unit is used to quantify volume?
Ardibels
Decabels
Decibels
Light travels faster than sound. Give an example to support this statement.
Thunder and Lightning
Bomb Blast
Atoms
What is the other name for the Outer Ear?
Pinnacle
Pinne
Pinna
Where are the Ossicles?
Middle Ear
Inner Ear
Outer Ear
What are the results of Noise Pollution? Choose all that apply.
Hearing Loss
Blindness
Pneumonia
Water Phobia
Anxiety
How do Trees help us reduce Noise Pollution?
They absorb heat and Sun's rays carry sound.
They eat things that make noise.
They absorb sound.
8. One of the effects of noise pollution is _______
Happy sleep
Peaceful day
Cancer
Poor communication
7. Animals in water can also be affected by Noise.
True
False
Which channels does the sound use to travel?
Gas and Liquid
Gas, liquid and solid.
Water and liquid.
Gas, water and liquid.
Sound can´t travel in a vacuum
TRUE
FALSE
What is Noise pollution?
It is a bit of sound that can cause health problems for people and wildlife.
It is excessive sound that can cause health problems for people and wildlife.
It is excessive sound that can't cause health problems for people and wildlife.
What is silence?
It is an unpleasant sound.
It is a pleasant sound.
It is the absence of sound (no sound).
It is a low sound.
Some sound hurt our _____ if we listen to them for long.
ears
head
eyes
