Worksheetssound characteristics
Total questions: 20
Worksheet time: 10mins
A sound wave requires a ________.
Motion
Medium
Vacuum
Car
The hearing range of human ear is _____.
20 Hz to 20,000 Hz
Less than 20 Hz
More than 20,000 Hz
20 Hz to 25,000 Hz
The pitch of sound depends on _____.
Frequency
Amplitude
Both of these
None of these
Noise pollution is harmful for _____.
Human
Donkey
Bird
All
Sound cannot travel through (a) .
Sound is kind of _____.
Work
Energy
Force
Waste
Sounds which are unpleasant to the ear is called (a) .
A sound which is pleasant to ears is called (a) .
In which medium sound travels fastest _____.
Solids
Liquids
Gases
Vaccum
Sounds which cannot be herd by the humans (ie. below 20Hz and above 20,000Hz).
(a)
Large amplitude of sound vibrations will produce ______.
Loud sound
Meak sound
Slow sound
Shreak
Flash and thunder are produced simultaneously. But thunder is heard a few seconds after the flash is seen. Why?
The speed of sound is faster than the speed of light.
The speed of sound is equal to the speed of light.
The speed of light is faster than the speed of sound.
All of the above
When we hear a sound, which part of our body vibrates?
Hands
Ear Drum
Legs
None of the above
FUN QUESTION- WHAT IS YOUR FAVOURITE HORROR MOVIE...??
What are the characteristics of sound?
Frequency
Amplitude
Speed
Velocity
All of the above
Sound is produced by .......
Vibration of particles/ objects.
By seeing objects
By hearing the objects
None of the above
The most common medium through which sound travels easily to our ears.....
Water
Steel
Air
None of these
A wave that is 2 m long passes by with a frequency of 6 Hz. What is the speed at which this wave travels?
12 m/s
3 m/s
0.5 m/s
36 m/s
A wave is traveling at a speed of 500 m/s. If the wave is as long as a soccer field, 100 m, what is the frequency of the wave?
500,000 Hz
5 Hz
0.2 Hz
1/5 Hz
