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Pengaruh Penggunaan Lembar Kerja Siswa (LKS) Eksperimen Laju Reaksi Berbasis Inkuiri Terbimbing Terhadap Hasil Belajar Siswa Kelas XI MIA SMAN 4 Padang Margarita Claudya Maida; Bayharti Bayharti; Andromeda Andromeda
JURNAL EKSAKTA PENDIDIKAN (JEP) Vol 3 No 1 (2019): JEP : Jurnal Eksakta Pendidikan
Publisher : Fakultas Matematika dan Ilmu Pengetahuan Alam

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24036/jep/vol3-iss1/319

Abstract

This study aims to reveal the effect of using guided inquiry based experiment worksheet on reaction rate topic on students’ learning outcome. This research is a quasi-experimental research, using randomized Posttest Only Control Group Design. The research sample consisted of two classes, namely the experiment class and control class obtained through cluster sampling technique. The population were students of class XI MIA SMAN 4 Padang as much as 6 classes, the academic year 2015/2016. Sample were class XI MIA 1 (experimental group) and class XI MIA 3 (control group). Learning outcome ware collected by tests at the end of the study. Data analysis showed that the experiments class learning with guided inquiry based experiment worksheet got learning outcome with average value of 86.27. Meanwhile learning outcomes of student in control class who learned without guided inquiry based experiment worksheet was 74.40. Both of Normality and Homogenous’s results showed that the distribution of the two experimental classes were normal and homogeneous. After the t-test on the real level of 0.05 was found that tcount is greater than ttable. It’s means that research hypothesis (H1) is accepted, so that it can be concluded that the results of student learning using student worksheet guided inquiry-based reaction rate is significantly higher than the student worksheet without a reaction rate-based guided inquiry.
The Use of Artificial Intelligence (AI) in Chemistry Education: Exploring The Influence Of Curriculum Structure Margarita Claudya Maida; Ifan Rivaldo; Nurhamida Anar; Putri Permatasari
Journal of Learning Improvement and Lesson Study Vol. 6 No. 1 (2026): JLILS (June Edition)
Publisher : Universitas Negeri Padang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24036/jlils.v6i1.229

Abstract

The integration of Artificial Intelligence (AI) in higher education has not been accompanied by in-depth studies examining curriculum structure as a moderating factor in its adoption patterns. This survey-based descriptive quantitative study explored the utilization of AI among chemistry students and correlated it with curriculum characteristics across different student cohorts. Using purposive sampling technique, this research involved 162 students from the Department of Chemistry at Universitas Negeri Padang of the year 2021-2025. Questionnaire data were analyzed using descriptive statistics and cross-tabulation. The findings confirmed the total adoption (100%) of AI among all participants, with usage intensity dominated by occasional and frequent categories. ChatGPT emerged as the most dominant platform, followed by Perplexity AI and Google Gemini. This research revealed a functional differentiation of AI across curriculum stages. Early-year students relied on AI for understanding abstract concepts, whereas final-year students used AI predominantly for research support, reflecting different cognitive and academic demands.