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Efektivitas Lembar Kerja Siswa Virtual Laboratory pada Materi Gerak Lengkung di Kelas X SMAN Hidayati Hidayati; Masril Masril; Yenni Darvina; Zara Zakiya
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-iss1/320

Abstract

The purpose of this study was to determine the effectiveness of virtual laboratory worksheets on parabolic motion material and circular motion in class X of SMAN 5 Padang. To achieve the research objectives, quasi experiments were used and one group of pretest-posttest was research design. The population is students of class X MIPA at SMAN 5 Padang who are registered in the 2018/2019 Academic Year. Simple random sampling technique is used for sampling and obtained by class X MIPA 1 as a sample. The research data includes data on attitudes, knowledge and skills competencies. Attitude competency data is obtained through attitude assessment observation sheets, then described and analyzed in graphical form. Knowledge competency data was obtained through pretest and posttest. Skills competency data are obtained through performance assessment sheets. Knowledge and skills competency data were analyzed using correlated t-test. Based on data analysis, it can be concluded that virtual laboratory worksheets on parabolic motion material and circular motion are effectively used in learning which can be seen from increasing student learning competencies in aspects of knowledge and skills after using virtual laboratory worksheets. As well as attitudinal competence shows students have done a very good attitude during learning, marked by an increase in the average value of student attitudes at each meeting
Penggunaan LKM Untuk Menunjang Kegiatan Laboratorium Virtual Fisika Inti Hidayati Hidayati; Masril Masril
Jurnal Penelitian Pendidikan IPA Vol. 5 No. 2 (2019): July
Publisher : Postgraduate, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jppipa.v5i2.250

Abstract

To improve the quality of the Nuclear Physics lectures in addition to understanding the material as knowledge aspect, students are also expected to practice for the skills. The Nuclear Physics lecture material is microscopic so it requires laboratory activities, but there is no suitable practical tools available in the laboratory of Physics Department, mathatics and science faculty, universitas negeri padang. Therefore, a virtual laboratory model was developed in this research which was supported by students' worksheet. The valid and practical students' worksheet have been obtained. Then, it was tried out to students who take the Nuclear physics lecture to see whether the students' worksheet are effective to support virtual laboratory activities. The research conducted is included in the type of quasi-experimental research. The population is students who take part in the Nuclear Physics lecture in semester January-June 2018. The samples were taken using Cluster Random Sampling techniques. Data on knowledge and skills competencies were analyzed using the t test at a real level of 0.05. Based on the results of data analysis, there were significant differences in the two sample classes. The results of the regression analysis indicate that there is a strong correlation between the use of students' worksheet to support virtual laboratory activities for knowledge and skills competencies.Keywords: Nuclear Physics, Students Worksheet, Virtual Laboratory