Sound, NCERT Solutions & Sample Papers, Class 9th, Science CBSE

Sound Science Class 9 Chapter 11 Question & Answer

Solutions For All Chapters Science Class 9 Questions From NCERT Textbook Question 1. What is sound and how is it produced ? Answer: Sound is mechanical energy which produces a sensation of hearing. When an Object is set into vibrations, sound is produced. 2. Describe with the help of a diagram, how compressions and rarefactions are […]

MCQ Ultrasound and Human Ear Chapter 12 Class 9 Science

MCQ’s For All Chapters – Science Class 9th 1. There will be total 14 MCQ in this test. 2. Please keep a pen and paper ready for rough work but keep your books away. 3. The test will consist of only objective type multiple choice questions requiring students to mouse-click their correct choice of the […]

MCQ Reflection of Sound Chapter 12 Class 9 Science

MCQ’s For All Chapters – Science Class 9th 1. There will be total 14 MCQ in this test. 2. Please keep a pen and paper ready for rough work but keep your books away. 3. The test will consist of only objective type multiple choice questions requiring students to mouse-click their correct choice of the […]

MCQ Characteristics of Sound Waves Chapter 12 Class 9 Science

MCQ’s For All Chapters – Science Class 9th 1. There will be total 24 MCQ in this test. 2. Please keep a pen and paper ready for rough work but keep your books away. 3. The test will consist of only objective type multiple choice questions requiring students to mouse-click their correct choice of the […]

MCQ Production and Propagation of Sound Chapter 12 Class 9 Science

MCQ’s For All Chapters – Science Class 9th 1. There will be total 14 MCQ in this test. 2. Please keep a pen and paper ready for rough work but keep your books away. 3. The test will consist of only objective type multiple choice questions requiring students to mouse-click their correct choice of the […]

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