Sifat bunyi

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shaliza

Member for

3 ปี 5 เดือน

Age: 10

Level: 4

Language: Malay (ms)

ไอดี: 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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