
IPA
Presentation
•
English, Science
•
4th Grade
•
Hard
Dihya Kholifa Hersigovina
Used 2+ times
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8 Slides • 0 Questions
1
Perambatan Bunyi
Kelas 4
by dihya kholifa hersigovina
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Benda-benda dapat menghasilkan bunyi jika benda itu bergetar. Kalian pasti perteriak dari kejauhan memanggil orang lain. Bagaimana suara kalian dapat didengar oleh orang lain dari kejauhan? Tauhkah kamu bagaimana bunyi dapat sampai ketelinga kita? Bunyi merupalan gelombang yang arah perambatannya sejajar dengan getarannya.
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Bunyi dapat terdengar jika memenuhi syarat:
§Ada sumber bunyi
§Ada media penghantar
§Ada pendengar
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Media Perantara Bunyi :
§Udara
§Zat cair
§Benda padat
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Bunyi Dapat Merambat Melalui Udara
Contoh bunyi merambat melalui udara
§Kita bisa mendengar suara teman yang memanggil kita.
§Bunyi lonceng yang dipukul terdengar di lingkungan sekitarnya.
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Bunyi Dapat Merambat Melalui Benda Cair
Contoh bunyi merambat melalui benda cair:
§Mendengarkan bunyi melalui corong yang ujungnya dimasukkan ke ember berisi air, kemudian embernya dipukul menggunakan batu.
§Suara air yang terdengar saat berenang.
§
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Bunyi Dapat Merambat Melalui Benda Padat
Contoh bunyi merambat melalui benda padat:
§ Suara yang terdengar saat kita memainkan telepon kaleng dan benang.
§Suara lagu yang dinyalakan di ponsel di atas meja bisa terdengar dari ujung meja.
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Perambatan Bunyi
Kelas 4
by dihya kholifa hersigovina
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