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Pitch and Loudness MCQs App Download | Class 8 Science Apps (Android & iOS)

Class 8 Science MCQs: Complete Course

Pitch and Loudness MCQs App Download & PDF e-Book | 233

MCQ: 233

Humans can hear the sound within range

  1. 20Hz - 20000Hz
  2. 10Hz-10000Hz
  3. 200Hz-20000Hz
  4. 30Hz--30000Hz

Class 8 Science App & e-Book Tests PDF Download

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Pitch and Loudness Apps (Android & iOS)

Pitch and Loudness App

8th Grade Science Apps (Android & iOS)

8th Grade Science App

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