The same sound which we hear repeatedly due to reflection of sound from the surface is known as an echo. Hard surfaces cause echoes as they are good reflectors of sound. Example: When we shout from the top of high building or any such surface, we will hear same sound repeatedly with small-time interval gaps.

Timber or quality of sound is that characteristic which distinguishes the two notes of the same pitch and loudness produced by two different vibrating bodies. For example, the certain frequency with certain loudness produced by guitar and harmonium sounds differently.

Study Mate Science Class 8>Chapter 13 - Sound>NaTTY NUT

Subject Experts Solutions for Chapter: Sound, Exercise 2: NaTTY NUT

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Subject Experts Science Solutions for Exercise - Subject Experts Solutions for Chapter: Sound, Exercise 2: NaTTY NUT

Attempt the practice questions on Chapter 13: Sound, Exercise 2: NaTTY NUT with hints and solutions to strengthen your understanding. Study Mate Science Class 8 solutions are prepared by Experienced Embibe Experts.