Login
Home
TOP
Send feedback
Login
Subjects
Physics CBSE Live product
Class 9 (2026-27)
Sound Waves: Characteristics and Applications
Production & Propagation of Sound
4.
TBQ - Ways to produce sound
Question:
2
m.
Answer the following in brief:
Identify various methods of sound production.
Sound is produced when
an object changes colour
an object vibrates
an object melts
an object remains at rest
. Vibrations can be produced by
striking
freezing
writing
painting
,
plucking
cutting
stretching
folding
,
lifting
blowing
painting
pouring
,
balancing
rubbing
twisting
dipping
,
or
polishing
stacking
measuring
shaking
an object. These vibrations set the
surrounding medium into electricity
surrounding medium into vibration
surrounding medium into light
surrounding medium into heat
, producing sound.
Login
or
Fast registration
Previous task
Exit to the topic
Next task
Send feedback
Did you find an error?
Send it to us!