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Download Class 7 Science Quiz App | Speed of Sound Quiz Apps (Android & iOS)

Class 7 Science Quiz: Complete Course

Speed of Sound Quiz App Download & PDF e-Book | 1609

MCQ: 1609

Sound travels faster in liquids than air because

  1. liquid is more dense
  2. the particles in liquid are close
  3. the particles in liquids have less energy
  4. the particles in liquids collide less as compare to particles in air

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Speed of Sound Study App: Free iOS & Android Apps

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Speed of Sound Apps (Android & iOS)

Speed of Sound App

7th Grade Science Apps (Android & iOS)

7th Grade Science App

6th Grade Science Apps (Android & iOS)

6th Grade Science App

8th Grade Science Apps (Android & iOS)

8th Grade Science App