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20 questions
Sound happens when there are things … .
Hit soft materials
Bounce
move
vibrate
The correct pairs of instrument and how they are played are shown by numbers …
1 and 3
2 and 4
2 and 3
1 and 4
A phenomenon where an object also vibrates due to another vibrating object is called ...
frequency
amplitude
vibrating
resonance
The animals that can hear ultrasonic sound are numbers …
1 and 3
2 and 4
1 and 2
2 and 3
The following animal that makes sound by rubbing its wings against its wings is … .
elephant
bee
cow
male grasshopper
Based on the table, the air inside of the music instrument on numbers … vibrates when they produce sound.
1 and 2
2 and 4
1 and 3
3 and 4
This animal makes sound by vibrating their … .
wings
throat
legs
mouth
Kinds of animal that can hear a sound has frequency below 20 Hz are ...
cricket and swan
dolphin and bats
dog and bats
dolphin and elephant
Based on the picture above, the type of sound that uses to capture live images from the inside of our body is … .
audiosonic
infrasonic
ultrasonic
videosonic
Based on the table above, the materials that can be absorbed are on numbers … .
1 and 2
2 and 4
1 and 3
3 and 4
A sound which has frequency 20-20.000 Hz and audible to humans is called … .
Audiosonic
Infrasonic
Ultrasonic
Videosonic
The following below that is not a requirement to hear the sound is ...
there are good ears
there are things vibrate
there are medium to deliver the sound
it can travel in a vacuum
A characteristic of sound is ...
sound can travel in a vacuum
sound can be reflected
sound cannot travel through gas
sound cannot be absorbed
Sound can be absorbed if it hits soft material. The soft materials are also called silencers. Silencers can be found in ...
Convention Halls
Apartement
Iron Factory
Market
The instrument above produce sound by ...
plucking
strumming
hitting
bowing
Echo is ...
sound reflection that is heard before the end of the
original sound.
sound reflection that is heard after the end of the original
sound.
the number of vibrations per second
the maximum distance taken by a particle of medium
The type of sound based on the characteristics above is …
audiosonic sound
infrasonic sound
ultrasonic sound
videosonic sound
The use of sound reflection is …
To measure the depth of an ocean or a sea.
To know the speed of sound
It can be absorbed if it hits soft materials
Can be used in theatres, recording studios, and churches
Based on the picture above, sound can travels through …
solid
liquid
gas
vacuum
Sound travels through solids, liquids, and gaseous objects. The speed of sound is the time taken for the sound to travel a certain distance. The fastest speed in sound of these pictures is … .
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