scholarly journals STUDI TENTANG MISKONSEPSI SISWA DAN MAHASISWA TERHADAP KONSEP RANGKAIAN LISTRIK ARUS SEARAH (DIRECT CURRENT)

Vidya Karya ◽  
2018 ◽  
Vol 32 (2) ◽  
pp. 97
Author(s):  
Theo Jhoni Hartanto ◽  
Muhammad Nawir

Abstract. The purpose of this study is to describe the understanding of the direct current electric circuit basic concept that posses by senior high school students and natural science (physics) student teacher. The research instrument used in this study was the concept understanding test in the form of objective test that accompanied by certainty of response index (CRI). This test was developed from some relevant studies. The concept understanding test was given to 30 senior high school students and also 32 graduate students of physics education study program in Palangka Raya City. From the study result, it was found that the same of the kind of missconception problem tends to be found among the senior high school students and also the graduate students, for example is the concept of the consumption model of electric current and battery are the fixed current supply. The missconceptions on the direct current circuit that found in this study were also have been founded in some studies from other countries for various group of age and level of study.  Keywords: missconception, electric circuit, direct current, CRI. Abstrak. Tujuan dari studi ini adalah untuk memberikan gambaran mengenai pemahaman siswa di sekolah menengah (SMA) dan mahasiswa calon guru IPA (fisika) terhadap konsep dasar rangkaian listrik arus searah. Instrumen penelitian yang digunakan dalam penelitian ini berupa tes pemahaman konsep dengan pilihan ganda beralasan terbuka disertai dengan certainty of response index (CRI). Tes ini dikembangkan dari beberapa studi yang relevan. Tes pemahaman konsep diberikan kepada 30 siswa SMA dan 32 mahasiswa Prodi S1 Pendidikan Fisika yang berada di Kota Palangka Raya. Berdasarkan hasil studi ditemukan kesalahan konsep (miskonsepsi) yang cenderung sama pada siswa dan mahasiswa, antara lain model konsumsi arus listrik dan baterai merupakan sumber arus listrik yang tetap. Kesalahan konsep (miskonsepsi) mengenai rangkaian listrik arus searah yang ditemukan dalam studi ini juga ditemukan di beberapa studi di luar negeri pada berbagai kelompok umur dan jenjang pendidikan. Kata kunci: miskonsepsi, rangkaian listrik, arus searah, CRI

2020 ◽  
Vol 8 (1) ◽  
pp. 64
Author(s):  
Nisa Siti Romadona ◽  
Wanda Siti Nur Aulia ◽  
Suci Rizki Lestari ◽  
Nana Nana

This research aims to identify class XI MIPA1 senior high school students, who experience misconceptions on the kinetic theory of gas. The method used to determine students who experience misconceptions is the Certainty Response Index (IRK) method. This method has four indexes in identifying students' mastery of concepts, namely lucky guess (LG), not knowing concept (NKC/TTK), knowing concept (KC/TK), and misconception (M). The subjects of the study were senior high school students in class XI MIPA1 in Tasik Malaya. The research instrument used was a kinetic theory of gas test equipped with an IRK scale assessment instrument. This research is a quantitative descriptive research that can determine weaknesses in understanding students' physics concepts with the IRK method. The results of data analysis using IRK revealed that students who experienced lucky guess (LG) were 9.0%, students who knew the concept (TK) were 35.2%, students who lacked knowledge or did not know the concept (TTK) were 21.9%, and students experiencing misconceptions (M) of 33.8%. Based on the sub-topic analysis, the level of misconception the results are also in the high category. Thus it was concluded that through the IRK method it was identified that most students were still experiencing misconceptions, did not know the concepts, and were lucky guessed in understanding the kinetic theory of gas in the class XI MIPA1 of senior high school in Tasik Malaya.


Author(s):  
Anggi Yulihar And Nora Ronita Dewi

The study deals with the developing interactive media for senior high school students. The objective of this study is to find out how to develop interactive media for better speaking skill of senior high school students. The research was conducted by using Research and Development (R&D). The subject of this research was 2016/2017 students of the eleventh grade of Class XI IPA4 in SMAN 1 Batang Kuis. The number of the students was 30 students. The data of this study was collected by using need analysis questionnaire and experts’ judgment. Need analysis questionnaire was calculated by using percentage to get the information of students’ need before developing interactive media. Experts’ judgment was calculated by using likert data, mean and criteria interval of expert judgment to know the validity of interactive media which has been developed. After the data analyzed, it was found that the experts’ judgment result was 4.80 which had a very good criteria interval. The result of the research find that interactive media is a very good to be used in teaching speaking skill.


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