Why are some sounds louder than others Class 8?

Q4: Why some sounds are louder than others? Ans: The loudness of sound depends upon its amplitude. , larger the amplitude of vibration the louder is the sound and vice versa.

How is sound produced Class 8?

A sound is produced by a vibrating body. When a body vibrates, it produces sound in the surrounding medium. The vibrations are transferred to the medium surrounding the sound source. When the vibrations propagate away from the source, they form a sound wave.

Do all bodies produce sound Class 8?

CBSE NCERT Notes Class 8 Physics Sound. Sound is produced by a vibrating body. In other words, any vibrating body would always produce sound. Sometimes, the vibration is clearly visible and the sound is strong, whereas in some cases, the vibration is small and the sound is feeble.

What is loudness of sound Class 8?

Loudness: Based on the amplitude of a sound wave, we can determine the loudness of the sound. When the amplitude is high, it will produce a sound that is loud and when the amplitude is low, it will produce a sound that is soft. Loudness is proportional to the square of the amplitude.

Are there extra questions for Class 8 science?

In this page, we are providing Sound Class 8 Extra Questions and Answers Science Chapter 13 pdf download. NCERT Extra Questions for Class 8 Science Chapter 13 Sound will help to score more marks in your CBSE Board Exams. Extra Questions for Class 8 Science Chapter 13 Sound with Answers Solutions

How is sound produced in Class 8 science?

The document Important (Short) Questions – Sound, Class 8, Science | EduRev Notes is a part of Class 8 category. 1.How is sound produced ? Ans: Sound is produced by a vibrating body e.g. when a tightly stretched bond is plucked, it vibrates and produced sound.

Which is the best chapter sound for CBSE Class 8?

The crucial questions of chapter Sound Class 8 help the students clearly understand the lesson, focus on the important questions, gather knowledge, and boost their confidence before appearing in the final examinations. Vedantu is a platform that provides free CBSE Solutions (NCERT).

Which is the best science book for Class 8?

Students can get Class 8 Science NCERT Solutions, CBSE Class 8 Science Important Extra Questions and Answers designed by subject expert teachers. NCERT Science Book Class 8 Extra Questions with Answers is the best choice for you to revise all the concepts during board examinations to score well.

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