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Mengenal Gaya Gravitasi: Mekanisme Dibalik Tertariknya Benda-Benda ke Bumi Lestari, Vika Widiana; Widyorini, Septy; Ridwan, Zalfa Labibah; Kurniawati, Wahyu
Madani: Jurnal Ilmiah Multidisiplin Vol 1, No 12 (2024): Madani, Vol. 1 No. 12 2024
Publisher : Penerbit Yayasan Daarul Huda Kruengmane

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.5281/zenodo.10452322

Abstract

Natural Sciences (IPA) play an important role in the development of technology used to support people's lives regarding the application of environmental care concepts and so on. In science, one of the materials studied is the science of style. In science, force is often defined as push or pull, when you pull or push something against an object, it means you are applying force to that object. This article aims to discuss in more depth the mechanism behind the attraction of objects to the earth, one of the effects of which is the result of the earth's gravitational force. The research method used in compiling this article is a qualitative method with data collection and analysis techniques carried out by searching for literature studies through several books and scientific articles as well as other trusted sources. The conclusion is that the attraction of objects to the earth is caused by the force acting on an object, namely the force of gravity. Gravitational force is an attractive force between two objects that have mass. The earth has a very large mass, so objects around it are attracted towards the earth. This is what makes us and everything on the surface of the earth survive. The force of gravity holds the world tightly together, providing the foundation for life and the natural phenomena we experience every day. 
EFEKTIVITAS MEDIA POWER POINT INTERAKTIF DALAM MENINGKATKAN PRESTASI BELAJAR IPAS SISWA KELAS III SEKOLAH DASAR Widyorini, Septy; Hermawan Wahyu Setiadi
Pendas : Jurnal Ilmiah Pendidikan Dasar Vol. 11 No. 01 (2026): Volume 11 No. 01 Maret 2026 Public
Publisher : Program Studi Pendidikan Guru Sekolah Dasar FKIP Universitas Pasundan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23969/jp.v11i01.40758

Abstract

This study aims to: 1) determine the differences in students’ learning achievement in IPAS between the use of interactive PowerPoint media and picture media among third-grade students at SD Muhammadiyah Ambarbinangun, and 2) examine the effectiveness of interactive PowerPoint–based learning media on the IPAS learning achievement of third-grade students at SD Muhammadiyah Ambarbinangun. This study employed a quantitative approach with a quasi-experimental design of the nonequivalent control group type. The research was conducted at SD Muhammadiyah Ambarbinangun by involving two classes, namely class III A as the control group using picture media and class III B as the experimental group using interactive PowerPoint media. Data were collected through pretest and posttest using test instruments developed based on IPAS learning indicators. The data were analyzed using descriptive statistics to identify students’ initial and final learning achievement, followed by prerequisite analysis and a t-test to determine differences in learning achievement between the two groups. The results of the study indicate that: 1) there is a difference in IPAS learning achievement between students who used interactive PowerPoint media and those who used picture media. The mean posttest score of the experimental group was higher (80.00) than that of the control group (67.89), with a significance value of 0.014 < 0.05; and 2) interactive PowerPoint media are proven to be effective in improving IPAS learning achievement, as indicated by an N-Gain score of 0.68 in the moderate category. Therefore, the use of interactive PowerPoint media effectively improves the IPAS learning achievement of third-grade students.