Physics
Grade-8
Easy
Question
Musical instruments such as drums and gongs need to be ____ in order to make sound.
- Blown
- Hit
- Scratched
- Plucked
Hint:
The trumpet is made to produce sound waves in the air column by blowing.
The correct answer is: Hit
A trumpet needs to be blown to make sound. Air that is blown vibrates to make this sound.
- The trumpet is made to produce sound by means of blowing.
- The vibration travels to through the air column and hits the walls of the column.
- This vibration in the air column produces sound waves.
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