Sifat bunyi

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Age: 10
Level: 4
Language: Malay (ms)
ID: 1127177
28/06/2021
Country code: MY
Country: Malaysia
School subject: Sains (1061931)
Main content: Bunyi bergerak ke semua arah dan boleh dipantulkan (1419842)

Bunyi dan sifat nya

Other contents: fenomena

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Sifat bunyi

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