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Pengembangan Peralatan Eksperimen Gerak Lurus Beraturan (GLB) Berbasis Smartphone Kakay, Pricillia Patrecia; Renyaan, Novie Evelyn; Ririhena, Yohana; Latununuwe, Altje; Huliselan, Estevanus Kristian; Singerin, Sarlota
PHYSIKOS Journal of Physics and Physics Education Vol 1 No 2 (2022): PHYSIKOS Journal of Physics and Physics Education
Publisher : Physics Education Study Program, Faculty of Teacher Training and Education, Pattimura University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30598/physikos.1.2.8540

Abstract

Smartphone-based experimental equipment has been successfully developed for measuring a straight motion at a constant velocity. Read the data that comes out on the smartphone using the Accelerator Monitor software. The data is in graphic form. From the graph, it can be seen that the acceleration is zero. Furthermore vary the displacement distance, which is 100 cm and 130 cm to measure the velocity of the toy cars. The results showed that the time taken was 5 seconds and 6.5 seconds respectively for a displacement of 100 cm and 130 cm. The calculation of the velocity value for both displacements is the same value of 20 cm⁄s. This shows that the velocity value is constant which is equal to the graph results showing zero acceleration.
Desain Modul Praktikum Gerak Lurus Beraturan (GLB) Berbasis Smartphone Yang Digunakan Untuk Praktikum Di Luar Laboratorium Renyaan, Novie Evelyn; Latununuwe, Altje; Latupeirissa, Asry N.; Malawau, Seska
PHYSIKOS Journal of Physics and Physics Education Vol 3 No 1 (2024): PHYSIKOS Journal of Physics and Physics Education
Publisher : Physics Education Study Program, Faculty of Teacher Training and Education, Pattimura University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30598/physikos.3.1.14046

Abstract

Lurus Beraturan (GLB) practicum outside the laboratory. The trial was conducted in the form of a practicum carried out in elevators and on escalators using smartphones. To read the data from the smartphones, acceleration monitor software was used, where the measurement data is displayed graphically. Before trialing the practicum module, validation was carried out by two media experts with an average feasibility percentage of 96.25% and two material experts with an average feasibility percentage of 95.66%, both of which were declared valid. The module was then tested on 25 students from the Physics Education Study Program, class of 2022, to measure the students' understanding of the GLB concept. The research results show that students were able to understand the material and solve the given problems contained in the module. This is evident from the average initial practicum task score obtained by the students, which was 77.8 with a good category. Meanwhile, the average student score for the tasks after the practicum was 89.6, categorized as very good, and the average score for data analysis and graph interpretation was 81.