Peningkatan Argumentasi Ilmiah Menggunakan PBL Disertai Multirepresentasi berdasarkan Gaya dan Minat Belajar Peserta Didik

Abstract

This research is motivated by learning problems, students are less able to develop scientific arguments explaining the physics concepts. Some of the answers given in completing the task are not accompanied by scientific data, and weak explanations. The aim of the study was to find out the scientific argumentation skills of students in class XI MIPA salah satu SMAN di Malang on the subject of sound and light waves using the multi-representational PBL method. This research includes classroom action research carried out in two learning cycles. The research subjects total 28 students with various characteristics and learning styles. The results of class action research show that there is an increase in scientific argumentation. Cycle I, students provide data support and simple arguments. Cycle II, an increase in the rubric of providing support based on physics concepts. Learning activities refer to the style and interest in learning to change the pattern of answers to scientific arguments, and the scientific explanation given according to the learning style. It takes longer time to improve students' scientific arguments, because this ability involves practicing argument formation.