NCERT · Class 9 · Science · SoundHow is sound produced?
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Total Attempts: 1
Accuracy Rate: 100%
Step-by-Step Solution
Sound is produced by the vibration of objects. When an object vibrates, it sets the surrounding medium particles into vibration, thus producing sound waves.
Detailed Options Breakdown
Option : By cooling objects
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Sound.
Option 1: By vibration of objects (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 2: By heating objects
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Sound.
Option 3: By resting objects
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Sound.
💡 Study Guide: This question tests core syllabus concepts from Sound. For formulas, key summaries, and mock exam reference guides, read the full Sound Revision Notes.