Home › Courses › ICSE Class 10 › Physics › SoundICSE Class 10 Sound — practice questions Explore 1 free Sound questions in ICSE Class 10 Physics. Open each question or exercise to read its content, reference answers and available explanation.
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Worked practice questions Spot the odd sound frequency Read exercise and reference answers Questions Items Whisper (~30 Hz) Voice (~200 Hz) Bat call (~50 kHz) Bird call (~5 kHz) Reason Humans hear roughly 20 Hz – 20 kHz; bat ultrasonic calls at 50 kHz are inaudible. Odd item Bat call (~50 kHz) Instructions Each card shows a sound and its frequency. Tap the one that does not belong with the others. Open this exercise →
How to practise Choose a Sound question and try to work out your answer. Open the question to check the correct answer and read its worked solution. Continue in the app for bite-sized lessons, explanations and review with Quill. You can start without creating an account. 
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