Ceilings of concert hall are curved. Why?
Reflection of Sound:
Why are the ceilings of concert halls made curved ? Draw a labelled diagram to illustrate your answer.
Answer the following.
(1) Suppose you and your friend are on the moon. Will you be able to hear any sound produced by your friend? Give reasons.
(2) Why can we not hear echo produced in our classroom?
(3) Why are ceilings of concert halls, cinema halls curved?
(4) Which type of waves are sound waves? State their characteristics.
(5) Explain auditory aspects of human ear.