1.

Fill in the blanks. (a) A flautist can place fingers on the proper holes and produce vibrations of ………… . (b) Sound is heard more clearly ………… as compared to air. (c) In drums, ………… vibrates to produce sound. (d) The speed of light is ………… times that of sound. (e) When temperature increases the speed of sound ………… .

Answer»

Fill in the blanks.



(a) A flautist can place fingers on the proper holes and produce vibrations of ………… .



(b) Sound is heard more clearly ………… as compared to air.



(c) In drums, ………… vibrates to produce sound.



(d) The speed of light is ………… times that of sound.



(e) When temperature increases the speed of sound ………… .



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