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dibakar
Gambar 8. Daun Kering Gambar 9. Daun Kering Dibakar
Sumber: grid.di Sumber: kompas.com
Perhatikan rumusan masalah di bawah ini!
a. Apa yang terjadi ketika anda membakar roti, kayu, atau korek api, daun dan ikan?
b. Apakah roti, kayu, korek api, daun dan ikan mengalami perubahan warna dan bentuk
ketika dibakar?
c. Apa yang menyebabkan hal tersebut bisa terjadi?
1. Tuliskan hal-hal sudah anda ketahui dan hal-hal yang belum anda ketahui dari
fenomena di atas!
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