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Subject :NSO    Class : Class 7
Where does sound travel fastest?

Ans 1:

Class : Class 8
Vaccum

Ans 2:

Class : Class 8
Hydrogen and Oxygen

Ans 3:

Class : Class 7
vacuum

Ans 4:

Class : Class 2
Water

Ans 5:

Class : Class 7
Vacuum

Ans 6:

Class : Class 7
Sound travels 4times faster in water than in air. So, air travels fastest in liquids

Ans 7:

Class : Class 2
Vacuum

Ans 8:

Class : Class 7
Solid

Ans 9:

Class : Class 7
Vacuum

Ans 10:

Class : Class 7
Sound cannot travel through VACUUM 'cause there are no air particles to transfer the vibrations. it can travel through SOLIDS,LIQUIDS and GASES. It travels the fastest in SOLIDS

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