PUMPA - SMART LEARNING
எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்
Book Free DemoWhat is sound and how is it produced?
is a form of energy which enables our ears to hear something around us.
Sound energy is not ; it is from one form of energy to another. When you clap with your hands the sound is produced, but the is converted into .
A sound is always produced by a . Sound cannot be produced without any .
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