Tujuan penelitian ini adalah mengetahui kelayakan,respon siswa dan motivasi belajar siswa terhadap media powerpoint interaktifpada materi getaran gelombang. Jenis penelitian adalah RnD (Research and Development) menggunakaan model ADDIE. Desain penelitian One-shot case Study. Penelitian dilaksanakan di SMPN 1 Socah di kelas VIII B tahun ajaran 2017/2018. Berdasarkan hasil penelitian, dapat disimpulkan: (1) hasil penilaian uji kelayakan media dari tiga validator yaitu, ahli media 93,6% dengan kategori sangat valid, reliabilitas 94,8% dengan kategori sangat sangat baik, ahli materi sebesar 90,8%, dengan kategori sangat valid, reliabilitas 96,1% dengan kategori sangat baikdan guru IPA SMP sebesar 87,5% dengan kategori sangat valid, reliabilitas 94,1% dengan kategori sangat sangat baik. Rata-rata gabungan dari ketiga validator tersebut adalah 90,6% dengan kategori sangat valid, reliabilitas 95% dengan kategori sangat sangat baik. (2) Hasil rata-rata penilaian respon siswa sebesar 82,76% dengan kategori sangat sangat menarik. (3) Motivasi belajar siswa sebesar 83,26% dengan kategori sangat baik. Media powerpoint interaktif dinyatakan layak digunakan.

The aim of this research was to know the validity, students respons, and students learning motivation. The kinds of research was R&D (research and development) with ADDIE model. Design of this research was one-shot case study. The study held in SMPN 1 Socah, VIII-B class, academic year 2017-2018. Based on the result of this research , it can be conclude: (1) the average result of validity from the three validators , media expert was 93,6% with very valid category, reliability 94,8% with very good category, material was 90,8% with very valid category, reliability 96,1% with very good category and science teachers of junior higt school was 87,5% with very valid category, reliability 94,% with very good category. The average of three validators was 90,6%with very valid category, reliability 95% with very good category. (2) the average result of student’s response assesment was 82,76% with very interesting. (3) the average of student learning motivation was 83,26% with very good category. Powerpoint interavtive media considered feasible to use.

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