Cambridge IGCSE Physics revision notes

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Lesson

Lesson-12.1.1- Describe the production of sound by vibrating sources. Describe the longitudinal nature of sound waves.

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Lesson-12.1.2- State that the approximate range of audible frequencies for a healthy human ear is 20 Hz to 20 000 HzPrevious Lesson-13.1.1- Describe the forces between magnets, and between magnets and magnetic materials.Next