This research was motivated to low ability of students in mastering the concept of concept science through the discovery process directly. The purpose of this study was to analyze the influence of scientific inquiry model to study the improvement of students Science Process Skills (SPS). Research methods was quasy experimental with nonequivalent pretest and posttest control group design. Research was conducted at one junior high school in the city of Padang at class VII . The learning process in this study conducted in 4 times meeting. Collaborate with The type of learning that combines the concept of the learning Physics, Chemistry and Biology. Instruments used in the research were type test an essay, questionnaires, observation sheets SPS, and interview format. Quantitative analysis was performed by using the average difference test (independent samples t-test and Mann-Whitney) with SPSS 16 for Windows and Microsoft Excel 2007. Based on the N gain test average differences of that scientific and guided inquiry model in the ability of KPS students sig test (two-tailed) 0.386 ≥ (α) 0.05. The results of this study showed that scientific and guided inquiry model could improve students' Science Process Skill.
Salah satu materi pokok pada IPA SMP adalah sifat asam, basa dan garam. Media berbasis computer yang dirancang ini menggunakan program aplikasi Macromedia flash 8. Media ini disajikan dengan simulasi eksperimen sederhana yang dapat memvisualisasikan kondisi yang sebenarnya, sehingga dapat membantu siswa untuk menggunakan media ini hingga akhir secara mudah dan aman. Tujuan dari penelitian ini adalah menghasilkan sebuah media berbsasis computeryang didukung dengan eksperimen sederarhana dan soal-soal pengayaan yang interaktif. Jenis Penelitian ini adalah Research and Development (R & D). Sampel penelitian ini adalah 35 siswa salah satu SMP di kota Padang. Intrumen penelitian yang digunakan adalah angket. Analisis data pada instrumen tersebut menggunakan analisis skala likert. Variabel dalam intrumen tersebut terkait dengan konten, motivasi dan praktikalitas dari media tersebut. Berdasarkan hasil penelitian didapat rata-rata keseluruhan pada media yang dibuat tersebut sebesar 4,67. Hasil ini dapat mengintrepetasikan sebuah media tersebut layak diguakan dalam pembelajaran khususnya pada materi sifat asam, basa dan garam
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