WebNovember 21, 2024. in 8th Class. NCERT Book for Class 8 Science Chapter 13 Sound is available for reading or download on this page. Students who are in Class 8 or preparing for any exam which is based on Class 8 Science can refer NCERT Science Book for their preparation. Digital NCERT Books Class 8 Science pdf are always handy to use when … WebNov 20, 2024 · The various education boards in India for which Class 8 Science Chapter 13 Sound Solutions can be useful are – CBSE, CISCE, BSEAP, BIEAP, SEBA, AHSEC, …
Living Science (2024, 2024) Solutions for Class 8 Science
WebDec 21, 2024 · 7. • The vocal cord muscles also play a role in the production of sound. • Their thickness and tightness describe the quality or type of the voice a person has. • The vocal cords in males are of length 20 mm and females have 15mm long vocal cords. Children, on the other hand, have very short length vocal cords. WebApr 27, 2024 · Transmission of sound is faster through a liquid than through a gas, and faster through a solid than through a liquid. Question 1 : Fill in the blanks with the proper words. a) The propagation of sound does not occur through a vacuum. b) Noise pollution is a social issue. c) The sound which is disagreeable to the ears is called noise. informed certificate
Sound Class 8 Notes CBSE Science Chapter 13 [PDF]
WebAnswer: A substance (normally metals) should be ductile in nature, for it to be possible to make thin wires of the material. Most of the metals have this property of ductility, that's why they can be stretched into wires. e.g. iron, copper, etc. Page No … WebAbout Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ... WebLiving Science 2024 Solutions for Class 8 Science Chapter 13 Sound are provided here with simple step-by-step explanations. These solutions for Sound are extremely popular … informed choice definition nhs