SOUND

What is sound?  

Sound is a transmitted disturbance perceived by the ear. Sound is cause by vibration. 

SOURCES OF SOUND

Natural Source of sound: Natural sources of sounds are sounds produced by nature and not man made. Eg, human voice, thunder sound, rain, wind etc. 

Artificial Source of sound: Artificial sounds are man made sounds. Artificial sounds are produced or made by vibration of two objects. 

EXAMPLES OF SOUND MAKING OBJECTS

1. Violin

2. Triangle

3. Woodblock

4. Table

5. Radio

6. Trumpet

7. Clarinet

8. Drum

9. Piano

10. Flute etc.