Class 9 Science Chapter 12 Sound NCERT Solutions Page 162 1. How does the sound produced by a vibrating object in a medium reach your ear? Answer: When an object vibrates it forces the neighbouring particles of the medium to vibrate. These vibrating particles then forces the particles adjacent to them to vibrate.In this way, vibrations produced by an vibrating objects … [Read more...] about Chapter 12 Sound
sound
Sound is Produced by Vibrating Object
Question 1 How is sound produced? Question 2 What should an object do to produce sound? Question 3 How does a sound making object differ from one that is silent? Question 4 Name the part which vibrates to produce sound in drums, sitar and flute? Question 5 What brings the sound of a ringing telephone bell to our ears? Question 6 How does propagation of sound take … [Read more...] about Sound is Produced by Vibrating Object
Sound
Question 1 Define sound? Question 2 What type of wave are sound wave in air? Question 3 Name two types of sound waves which are generated in a long spring? Question 4 What are mechanical waves? Question 5 Explain the term compression? Question 6 Explain the term rarefaction? Sound Sound is a form of energy .It is that form of energy which makes us hear. … [Read more...] about Sound