Reflection of Sound
1)Like light, sound too undergoes reflection from any hard surface and obeys the same laws of

2)The reflected sound is referred to as an

3)In a closed enclosure, one can hear multiple sounds (echoes) even after the source of sound stops producing the sound due to multiple reflections at different points on the surfaces of the enclosure. This phenomenon is called

4)The human ear, that helps us hear sound, consists of three parts called the outer ear, middle ear and the inner ear. 

5)The outer ear consists of a that helps in capturing the sound.

6)The comprises of an eardrum and an auditory canal, hammer.

7)the ear consists of an auditory nerve that converts the amplified sound into electrical signals and sends it to the brain for perception.


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