materi ipa kelas 4 BUNYI

​Bunyi adalah hasil dari suatu benda yang bergetar

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Sipat - sifat bunyi ada tiga

1.bunyi merambat melalui zat padat

2. bunyi merambat melalui zat cair

3.Bunyi merambat melalui zat ga

​bunyi dapat dibiaskan .sifat ini akan membuat bunyi yang dihasilkan tidak sekerassuara menyanikan lagu

Subject | Subject

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​Sumber sumber bunyi adalah semua benda yang bergetar.

contoh gitar,kecapi ,dram ​

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​contoh perambatan bunyi melalui benda cair

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