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WorksheetsSound Energy
Total questions: 20
Worksheet time: 15mins
It is the type of kinetic energy produced from vibrating objects; it is vibration perceived by the ear.
Light
Heat
Cold
Sound
What are the three fundamental characteristics of sound? ( Choose more than one answer)
Dispersion
Frequency
Speed
Loudness
What is the pitch of the sound or the distance of each wave from one another.
Refraction
Speed
Loudness
Frequency
The ? the distance, the higher the pitch. ( Fill in the blanks )
Longer
Shorter
Higher
Lower
What is a very low sound that almost cannot be heard, but whose vibration can be felt?
Infrasonic
Sonic
Audio
Ultrasonic
What is the normal sound? ( Choose more than one answer)
Ultrasonic
Sonic
Infrasonic
Audio
What is the sound that is beyond human capabilities.
Infrasonic
Ultrasonic
Sonic
Audio
What is the frequency range or Hertz (Hz) of Infrasonic?
20- 20,000
0- 20
20,000+
20,000-
What is the frequency range or Hertz (Hz) of Sonic or Audio?
20,000+
20- 20,000
0- 20
20,000-
What is the frequency range or Hertz (Hz) of Ultrasonic?
0- 20
20- 20,000
20,000-
20,000+
What do you call the size of the sound wave?
Speed
Loudness
Frequency
Height
Loudness depends on the wave's ? ( Fill in the blanks )
Decibels (dB)
Hertz (Hz)
Amplitude
Frequency Range
What can be used to magnify sound?
Decibels (dB)
Frequency Range
Amplifier
Range
What is unit of measurement of loudness of sounds?
Decibels (dB)
Hertz (Hz)
Kilometres (Km)
Fahrenheit scale (⁰F)
What depends on the medium by which sound is being transferred.
Speed
Frequency
Loudness
Refraction
How fast is sound? ( Choose more than one answer )
767 Miles per hour
300,000 Kilometres per second
1,230 Kilometres per hour
186,400 Miles per hour
Cover your ears when you hear loud sounds. ( TRUE or FALSE )
TRUE
FALSE
Avoid using headphones at full volume. ( TRUE or FALSE )
TRUE
FALSE
Do not cover your ears when you hear loud sounds. ( TRUE or FALSE )
TRUE
FALSE
It is OK to use headphones at full volume. ( TRUE or FALSE )
TRUE
FALSE
