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Class 7 Science Cerification Guide: Certification Test 950

Vibrations and Sound waves MCQs App & e-Book: MCQ 950

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MCQ: 950

Sound is carried to our ears through

  1. pressure
  2. vibrations
  3. temperature effect
  4. humidity effect
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Vibrations and Sound waves Cerification Guide: Class 7 Science App & eBook MCQs

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Vibrations and Sound waves MCQs App (iOS & Android)

Vibrations and Sound waves MCQs App

7th Grade Science MCQs App (Android & iOS)

7th Grade Science MCQs App

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