Do you wanna produce a sound like a duck.Do you want to have a fun in school.Don’t try this for school in while running classes otherwise you may get a loud slap.Lets do it.
Material Required
- A plastic Straw(You can get this from drinking a juice)
- Scissor
Procedure
- In straw flat it any of the end.But do this for only one end.
- Cut the flat end with scissor in a triangle shape like this.
- Using you mouth fill the lungs with air by taking deep breath and blow in pipe.
- Do you heard the sound.
Being curious in experiment
To make the experiment more successful try this.
- Using longer and shorter straw.
- Using the straw with more thickness.
- Cutting the more edge of the straw
- Blowing air more in straw
If you can make this perfect you will able to make a real duck sound.
Conclusion.
How does the experiment work.The experiment is based on straw.When you blow a air due to the cutting a of a straw a vibration is produced and it produces a sound.
Glossary
Sound = It is a form of Energy which provide sensation of sound in our Ear.
Straw = It is a long thick pipe use of sucking a liquid like juice.
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