Jurnal Pendidikan Kimia Universitas Riau
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Published By Program Studi PGSD FKIP Universitas Riau

2721-5164, 2477-8575

2021 ◽  
Vol 6 (1) ◽  
pp. 1
Author(s):  
S Rehamita ◽  
Yusbarina Yusbarina
Keyword(s):  

Penelitian ini bertujuan untuk mengetahui potensi hasil penelitian ekstrak kulit buah manggis untuk pewarna agar-agar sebagai bahan ajar kelas X SMA. Metode yang digunakan pada penelitian adalah mixed methods (penelitian kombinasi) dengan strategi eksploratoris sekuensial. Penelitian ini dilakukan dua tahapan, Tahap pertama adalah melakukan analisis kurikulum untuk mendapatkan hasil kualitatif. Tahap kedua dengan pembuatan bahan ajar dan evaluasi bahan ajar untuk mendapatkan data kuantitatif. Berdasarkan hasil analisis kurikulum bahan ajar pada materi ilmu kimia dan peranannya pada kompetensi 3.1 membutuhkan bahan ajar berbasis penelitian laboratorium. Pembuatan bahan ajar dapat dilakukan dengan memanfaatkan kulit buah manggis menjadi pewarna alami untuk agar-agar sebagai pengganti pewarna sintetis. Hasil penelitian menunjukkan kandungan antosianin dari kulit buah manggis sebesar 42,214 mg/ l. Pembuatan pewarna dari ekstrak antosiani kulit buah manggis yang ditambahkan pada agar-agar, dengan variasi konsentrasi menunjukkan pengaruh penambahan ekstrak antosianin kulit buah manggis terhadap warna agar-agar, tetapi tidak menunjukkan pengaruh terhadap rasa agar-agar. Selanjutnya aplikasi pemanfaatan ekstrak antosianin untuk agar-agar dikembangkan menjadi bahan ajar poster dan divalidasi dengan persentase sebesar 80%.


2021 ◽  
Vol 6 (1) ◽  
Author(s):  
Fachri Reza Ramadhan ◽  
John Azmi ◽  
Herdini Herdini

This research is aimed to determine the increase in student learning achievement toward the implementation of Osborn learning model on the subject of rate of reaction. This research was conducted at Muhammadiyah 1 Pekanbaru on class XI MIA SMA. The research is an experimental study with randomized control group pretest-posttest design. The sample of the study was students of class XI MIA 3 as an experimental class and students in class XI MIA 4 as a control class. The experimental class was applied to the Osborn learning model, while the control class was not treated. The data analysis technique used was the t-test. Based on the results of the data analysis test tcount> ttable is 9,141 > 1.670, meaning that the application of Osborn's learning model can improve student learning achievement on the subject of rate of reaction in class XI MIA SMA Muhammadiyah 1 Pekanbaru.


2021 ◽  
Vol 6 (1) ◽  
Author(s):  
Karina Dilla Mustika ◽  
Elva Yasmi Amran ◽  
Betty Holiwarni

The research is aimed to improve student learning achievement on the subject of equilibrium ion and pH buffer solution in class XI MIA SMAN 1 Pekanbaru. This type of research is an experimental study with a pretest-posttest design. The research was conducted at SMAN 1 Pekanbaru. The sample study was included class XI MIA 6 as an experimental class and class XI MIA 5 as a control class. The experimental class was applied the cooperative learning model FSLC. The data analysis technique used is the t-test. Based on the results of the data analysis test, tcount> ttable is 1.78> 1.67, meaning that the application of cooperative learning model FSLC can improve student learning achievement on the subject of equilibrium ion and pH buffer solution in class XI MIA of SMA Negeri 1 Pekanbaru.


2021 ◽  
Vol 6 (1) ◽  
Author(s):  
Fazlina Arisya ◽  
Sri Haryati ◽  
Betty Holiwarni

This research is aimed to develop modules based on STEM on the colligative properties of class XII SMA / MA. This type of research is research and development (R & D) with a 4D model that includes the phases of Define, Design, Develop and Diseminate. The developed research was carried out until the development phase (develop) in the form of one-on-one trials, and trials were limited to teachers. This research was fully conducted at FKIP Riau University, MAN 1 Pekanbaru and Cendana Pekanbaru High School. The data analysis technique used in the study was descriptive statistical analysis, carried out by calculating the score obtained at the time of validation. The evaluation of module feasibility aspects by the validator team in the form of content eligibility, STEM characteristics, linguistic, presentation, and graphic characteristics have scores of 80%, 87.5%, 80.205%, 90.625%, and 91.25%, respectively. Overall the average score of the validation modules of the STEM-based solution was 85.916% included in the validity eligibility criteria, meaning that the module developed was eligible to be tested on a limited basis whereas the teacher's response to the module getting a percentage of 92.1% in good criteria.


2021 ◽  
Vol 6 (1) ◽  
Author(s):  
Esti Suryani Putri ◽  
Betty Holiwarni ◽  
Sri Haryati

Penelitian ini bertujuan untuk mengembangkan modul asam dan basa berbasis konstruktivisme yang valid dan praktis. Penelitian pengembangan ini menggunakan model 4-D yang memiliki empat tahap yaitu, define, design, develop dan disseminate, tetapi penelitian hanya sampai pada tahap Develop. Untuk menghasilkan modul yang valid diakukan uji validitas modul yang meliputi empat aspek penilaian, yaitu aspek kelayakan isi, aspek kebahasaan, aspek penyajian dan aspek kegrafisan. Untuk melihat kepraktisan modul dilakukan uji terbatas di SMAN 4 Pekanbaru dan SMAN 6 Pekanbaru. Hasil validasi oleh tiga validator menyatakan modul asam dan basa berbasis konstruktivisme valid dengan persentase rata-rata sebesar 91,8%. Hasil angket uji terbatas 30 orang peserta didik adalah 97% dan hasil respons dari dua orang guru kimia adalah 90,62%. Berdasarkan hasil validasi dan uji terbatas, modul asam dan basa berbasis konstruktivisme dinyatakan valid dan praktis.


2021 ◽  
Vol 6 (1) ◽  
Author(s):  
Rezi Refita ◽  
Herdini Herdini ◽  
Abdullah Abdullah

Penelitian ini bertujuan untuk mengetahui peningkatan prestasi belajar peserta didik dengan penerapan model pembelajaran ARIAS (Assurance, Relevance, Interest, Assessment, Satisfaction) pada pokok bahasan kesetimbangan kimia di kelas XI MIA SMAN 4 Pekanbaru. Jenis penelitian adalah penelitian eksperimen yang rancangan penelitiannya yaitu randomized control group pretest-posttest. Populasi terdiri dari 3 kelas dan sampel terdiri dari 2 kelas yaitu kelas XI MIA 5 sebagai kelas eksperimen dan kelas XI MIA 4 sebagai kelas kontrol yang dipilih secara acak setelah dilakukan uji homogenitas. Kelas eksperimen diterapkan model pembelajaran ARIAS sedangkan kelas kontrol tidak diterapkan model pembelajaran ARIAS. Pengujian hipotesis menggunakan uji-t pihak kanan, berdasarkan hasil analisis data diperoleh thitung > ttabel yaitu 6.04>1,67 artinya penerapan model pembelajaran ARIAS dapat meningkatkan prestasi belajar peserta didik pada pokok bahasan Keseimbangan Kimia di kelas XI MIA SMAN 4Pekanbaru.


2021 ◽  
Vol 6 (1) ◽  
Author(s):  
Sindy Oktavia ◽  
Sri Haryati ◽  
Erviyenni Erviyenni

Pembelajaran abad 21 identik dengan penggunaan teknologi dalam proses pembelajaran sehingga pembelajaran menjadi inovatif, menarik, dan berkualitas. Tujuan penelitian ini yaitu mengembangkan e-module menggunakan aplikasi 3D Pageflip Professional pada pokok bahasan asam dan basa dengan kategori valid berdasarkan aspek substansi isi, desain pembelajaran, komunikasi visual, dan pemanfaatan software. Prosedur pengembangan yang digunakan dalam penelitian ini yaitu merujuk pada model pengembangan ADDIE (Analyze, Design, Develop, Implementation, Evaluate). Instrumen penelitian berupa lembar validasi yang dinilai oleh dua orang ahli materi dan dua orang ahli media. Hasil yang diperoleh dari analisis data validasi pada aspek substansi isi, desain pembelajaran, komunikasi visual dan pemanfaatan software berturut-turut sebesar 94,44%, 94,917%, 94,318%, dan 95,83% dengan kriteria valid. E-module yang telah memperoleh kriteria valid menurut validator diuji respon kepada tiga orang guru bidang studi kimia dan 20 orang peserta didik. Hasil persentase respon peserta didik sebesar 92,596% dengan kriteria sangat baik, dan hasil persentase respon guru sebesar 95,58%. Kesimpulan yang diperoleh dari hasil analisis data tersebut bahwa dihasilkan e-module menggunakan aplikasi 3D Pageflip Professional yang valid dan dapat digunakan dalam proses pembelajaran kimia tingkat SMA pada pokok bahasan Asam dan basa.  


2020 ◽  
Vol 5 (2) ◽  
pp. 93
Author(s):  
Lisda Aprianti ◽  
Sri Haryati ◽  
Lenny Anwar

The implementation of Novick learning model has been implemented in class XI MIA SMAN 1 Kampar Timur. Ther purpose of this study is to achieve student’s mastery learning on the subject of buffer solution. The type of this research is pra-experiment research with one-shot study case design. The research data were collected from 27 March to 25 April 2019. The population in the research were class XI MIA SMAN 1 Kampar Timur. The samples were selected from the three existing classes, namely class XI MIA 4. Data analysis technique used is to calculate presentation of classical mastery learning. Based on the researth results were obtained by classical learning completeness of 77.78 % and classical indicator completeness was 80 %. This means that the application of the Novick learning model can achieve student learning completeness in the material buffer solution in class XI MIA SMA Negeri 1 Kampar Timur.


2020 ◽  
Vol 5 (2) ◽  
pp. 85
Author(s):  
Cici Maria Putri ◽  
Elva Yasmi ◽  
Erviyenni Erviyenni

The research has been conducted at SMAN 5 Pekanbaru which aims to improve student learning achievement on the subject of ion stoichiometry in class X MIPA. This type of research is an experimental study with adesign Randomized Control Group pretest-posttest.. The sample from the study was students of class X MIPA 3 as an experimental class. The experimental class is the class applied to the type Probing-Prompting type cooperative learning model. The data analysis technique used is the t-test. Based on the results of the data analysis test, tcount> ttable is 3,59> 1.67, with value of its influence to student learning achievement is15,56%. It can be concluded that the application of Probing-Prompting type cooperative learning model can improve student learning achievement on the subject of ion stoichiometry in class X MIPA of SMA Negeri 5 Pekanabru with value of its influence to student learning achievement is 15,56%.


2020 ◽  
Vol 5 (2) ◽  
pp. 78
Author(s):  
Yolanda Ariska ◽  
Johni Azmi ◽  
Betty Holiwarni

The purpose of this study was to improve student learning achievement in ion and pH equilibrium material and applied on class XI MIA SMA Negeri 9 Pekanbaru. This research is an experimental research using pretest-posttest. The implementation of this research in Pekanbaru 9 High School with the sample of this study was the XI MIA 2 students who were the experimental class and the XI MIA 3 students were the control class. Where the experimental class is a class that is applied cooperative learning models, while the control class does not apply the learning model. In this study the data used by the t-test data analysis technique. From the data analysis test results obtained t count > t table is 3.74> 1.66, with the meaning that the application of cooperative learning models can improve student achievement on the subject of ion balance and pH of buffer solution in class XI MIA SMA Negeri 9 Pekanbaru.


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