NCERT Solutions for Class 8 Science Chapter 13 - Free PDF Download
Make your study easier with the well-made NCERT Solution for Class 8 Science. Now you can download the NCERT Solutions for Class 8 Science Chapter - 13 PDF from the official website of Vedantu. Go and get the PDF for the complete NCERT solutions and revise the Chapter 13 Class 8. Experts have created the CYou can download Class 8 Maths NCERT Solutions to help you to revise complete syllabus and score more marks in your examinations.
Topics You Will Learn in Chapter 13 Sound of Class 8 Science
The following are the important topics that are discussed in chapter 13, “sound” according to the CBSE guidelines fr class 8 students.
Introduction to sound
Wave and particle motion of sound
Properties of sound
How do humans produce sounds
Amplitude, frequency and time period of vibrations
Audible and inaudible sound
Download PDF of Sound NCERT Solutions - Class 8 Science
FAQs on Sound NCERT Solutions - Class 8 Science
1. What Does the Voice Box, or Larynx of Human Produce?
2. In Which Medium Sound Propagates the Maximum?
3. Name the Sound-Producing Organ in Humans?
4. What is the Vibration?
Back and forth motion of an object.
5. Do all Bodies Produce Sound?
6. How is the Sound Produced?
By vibrating bodies.
7. Name a Musical Instrument that Produces Sound by Blowing Air Into it.
8. What are the main topics covered under this chapter?
In this chapter, the importance of sound is discussed along with its sources. A classification is done between noise and music and causes of noise pollution are identified. In addition to this, the range of human hearing is also explained with the help of several examples. Ultrasonic and infrasonic sound frequencies are mentioned in brief. If you are looking for NCERT solutions for this chapter, visit the page NCERT Solutions Class 8 Science Chapter 13.
9. What are the sources of sound?
The sources of sound are divided into natural and man-made sources. Natural sources of sound include birds chirping, thunder, rain, etc. Man made sources of sound are those emitted by cars, factories, trains, loudspeakers, etc. Sound waves are generated upon the vibration of a body. The surrounding medium carries these vibrations to the human ear which leads to the production of sound.
10. How can we distinguish between music and noise?
Music is a sound that is pleasing to the ear. It consists of fundamental overtones and frequencies that are regularly spaced and are rhythmic. Noise is sound that does not have any such set structure. It is erratic and irregular and is not pleasing to the ear. For example, the sound produced from musical instruments is music while the sound produced by automobiles is noise.
11. Where can you find the solutions to NCERT Class 8 Science Chapter 13?
Vedantu provides students with all the resources they might possibly need to score well in any exam. Vedantu curates the solutions of all the chapters in the CBSE curriculum. To access the solutions visit the page NCERT Solutions Class 8 Science. You will be directed to a page that will display the answers to all your questions in a systematic and easy to understand manner. The PDFs of these solutions are available at free of cost on the Vedantu website and on the Vedantu app.
12. What's the underlying concept of this chapter?
Chapter 13 of the Class 8 NCERT Science textbook aims at making students understand the mechanism behind the generation of sound. When any body vibrates, it creates disturbances in the surrounding medium. This surrounding medium carries the disturbances or waves to the human ear. If the frequency of the waves lies in the audible human hearing range, one will be able to hear the sound produced. This is the underlying concept of this chapter.