Pengembangan Kit Wireless Kundt's Tube sebagai Alat Praktikum Fisika
Development of Kundt's Wireless Kit as a Physics Practicum Tool
Abstrak
Telah dilaksanakan penelitian untuk mengembangkan kit Wireless Kundt’s Tube sebagai alat praktikum fisika. Tahap pengembangan menggunakan model ADDIE terdiri dari Analyze, Design, Development, Implement, dan Evaluate. Tujuan penelitian ini adalah untuk menghasilkan kit Wireless Kundt’s Tube dan menguji kelayakannya sebagai media pembelajaran. Alat tersebut dinyatakan layak digunakan sebagai media pembelajaran jika memenuhi kriteria validitas oleh ahli media. Kelayakan alat ditinjau dari segi validitas, segi keefektifan alat, dan segi hasil percobaan. Data validitas diperoleh dari ahli materi, ahli media serta guru fisika, sedangkan keefektifan dinilai berdasarkan angket penilaian oleh peserta didik. Wireless Kundt’s Tube dikatakan layak jika persentasenya ≥ 61%. Hasil yang diperoleh dari angket validitas adalah 77,38% dengan kategori valid. Hasil respon peserta didik memiliki rata-rata sebesar 76,57% dengan kategori baik. Pada uji praktikum, data cepat rambat di udara didapatkan rata-rata sebesar 325,52 m/s dengan ketelitian 94,90%. Berdasarkan hasil penelitian, dapat disimpulkan bahwa Kit Wireless Kundt’s Tube layak digunakan sebagai media pembelajaran.
Kata Kunci: Alat praktikum, resonansi, kundt’s tube.
Research has been held to develop the Wireless Kundt’s Tube kit as a physics practicum tool. The development phase using ADDIE model consists of Analyze, Design, Development, Implement, and Evaluate. The purpose of this study is to produce the Wireless Kundt’s Tube kit and test its eligibility as a learning medium. The tool is declared suitable for use as a learning process if it meets the validity assessment by experts. The feasibility of the tool in terms of validity, terms of effectiveness of the tool, and in terms of experimental results. Validity data obtained from the questionnaire method on material experts, media experts and teachers while the effectiveness was assessed based on the questionnaire assessment by students. Wireless Kundt’s Tube is considered feasible if the percentage is ≥61%. The results obtained from the validity questionnaire wejure 77.38% with a valid category. The response results of students has an average of 76.57% with a good category. In the practicum test, data creep in the air quickly obtained an average of 325.52 m / s with a precision of 94.90%. Based on the results of the research, it can be concluded that the Wireless Kundt’s Tube Kit is suitable for use as a learning medium.
Keywords: Experiment tool, resonance, kundt’s tube.