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You are here: Home » ICSE Physics Standard 10 Index » ICSE Physics Class 10: Sound

Sound: Fill in the blanks notes

Sound is a chapter of ICSE class 10 Physics textbook. Here, we present fill in the blanks notes on Sound. These notes are totally based on latest Physics textbook of ICSE Board. This learning module contains five questions in fill in the blanks format. Learn this Physics module on Sound to score full marks in ICSE class 10 Board exams. Our notes are designed and thoroughly checked by experts and are completely error-free. Quizcrazy.in and team is proud to present Sound chapter notes to you.
Sound Fill in the Blanks - Notes

Sound FIB 11:

If the medium particles vibrate normal to the direction of propagation of waves, then such a wave is called ......... wave.


transverse

Sound FIB 12:

Transverse waves can travel only in .........


solids

Sound FIB 13:

The sound heard after reflection from a distant obstacle after the original sound has ceased is called .........


echo

Sound FIB 14:

The sensation of sound persists in human ear for about ......... second.


0.1

Sound FIB 15:

To hear an echo distinctly, the reflecting surface in air should be at a minimum distance of ......... m from the listener.


17

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