A Study of Sound Materials of Water Hyacinth (Eichhornia Crassipes) as Alternative STEAM Integrated Project-Based Learning Model (PjBL)

• Κύριοι συγγραφείς: M. Hidayatur Rohman (Συγγραφέας), Putut Marwoto (Συγγραφέας), Sigit Priatmoko (Συγγραφέας)
• Μορφή: Βιβλίο
• Έκδοση: Universitas Negeri Jakarta, 2022-06-01T00:00:00Z.
• Θέματα: article
• Διαθέσιμο Online: Connect to this object online.

This study aims to find an alternative sound-absorbing material from nature that is cheap and environmentally friendly, namely the water hyacinth plant (Eichhornia crassipes). The experimental soundproofing tool from a glass box with a placemat skat was developed by integrating science, technology,...