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ANALYSIS OF STUDENT PRACTICAL USING LOGGER PRO TO IMPROVE GRAPHIC REPRESENTATION OF HARMONIC OSCILLATION MATERIAL
Dewi, Adelina Ryan Candra;
Susilo, Susilo;
Putra, Ngurah Made Dharma
Physics Communication Vol 2, No 2 (2018): August 2018
Publisher : Universitas Negeri Semarang
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DOI: 10.15294/physcomm.v2i2.14447
This study aims to analyze the activities of computational practicum using logger pro software to improve student graphic representation in understanding the oscillation material. The sample are 35 students of class X Mipa 3 SMA 1 Bae in 2016/2017 decided by purposive sampling technique. The research instrument is a harmonic oscillation sheet and a description test that measures the ability of graphical representation. The research method used mixed method with concurent embeded design. Analysis of research data using comparative test t paired sample test and N - Gain test of student scores. Students found some synchronous oscillation characteristics between the results of the lab and the results of the analysis of six graphs from the plot logger pro. The results of pretest and post-test average score are respectively 20.85 and 43.73. Description of comparative test statistic yields tcount> ttable which means there is significant difference between pre-test and post-test value data, and N-Gain test is 0.29 which means there is increasing value in low category. It shows computational activity using logger pro, effectively improving students' ability in multiple graph representations to understand the characteristics of harmonic oscillations.
CONCEPT MASTERY AND SCIENTIFIC LITERACY CAPABILITY OF SENIOR HIGH SCHOOL OF 1 KUDUS STUDENTS
Prabowo, Herwidhi Tri;
Rusilowati, Ani;
Wahyuni, Siti
Physics Communication Vol 2, No 2 (2018): August 2018
Publisher : Universitas Negeri Semarang
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DOI: 10.15294/physcomm.v2i2.14893
The purpose of this study is to identify concept mastery and scientific literacy capability of senior high school students. This study used quantitative-qualitative mix method. This study was conducted at senior high school students of 1 Kudus. The subjects of this study were 12th grade student who have received all the subject matter of physics. The instruments of this study were concept-based and scientific literacy-based multiple choice test accompanied by the reason. The level of concept mastery and scientific literacy capability of students was analyzed through the appropriateness of the choice of answers with the reasons. The results shows that the lowest level of concept mastery and scientific literacy capability of senior high school students is item Graduate Competence Standards (GCS) 3 about heat and thermodynamics. From the results can be conclude that concept mastery influences the students' scientific literacy capability
INTEGRATION OF INQUIRY LABORATORY ACTIVITIES IN ARCHIMEDES’ LAW LEARNING
Arianto, Ivan Setia;
Wiyanto, Wiyanto;
Sujarwata, Sujarwata
Physics Communication Vol 2, No 2 (2018): August 2018
Publisher : Universitas Negeri Semarang
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DOI: 10.15294/physcomm.v2i1.13477
This research is aimed to know which ability students can develop through inquiry laboratory activities in Archimedes? law learning and its application to cognitive learning result. This research used mixed method. The quantitative data which were pre-test, post-test, and students? worksheets were taken to know the cognitive learning outcomes of students. Qualitative data presented in this research were video assisted observations and interviews with students as learning process. Those data were used to analyze the ability in observing, questioning, hypothesizing, designing, experimenting, interpreting data, and concluding which students can develop through inquiry laboratory activities in Archimedes? law learning. The N-gain shows that the inquiry laboratory activities in Archimedes? law learning improves students cognitive learning outcomes in SMP Islam Al Azhar 29 Semarang, SMP N 18 Semarang, and SMP Islam Al Azhar 14 Semarang. The Students? ability in observing, questioning, hypothesizing, designing experiments, experimenting, interpreting data, and concluding can develop with inquiry laboratory activities in Archimedes? law learning.
DESIGN AND IMPLEMENTATION OF MOBILE LEARNING WITH RASE FRAMEWORK: APPLYING TO THE BALANCE OF RIGID BODIES
Mubasir, Yazid;
Hardyanto, Wahyu;
Supriyadi, Supriyadi
Physics Communication Vol 2, No 2 (2018): August 2018
Publisher : Universitas Negeri Semarang
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DOI: 10.15294/physcomm.v2i2.13894
This study aims to produce mobile learning applications with RASE framework on android platform that can be used as a tool of learning physics class XI on the subject of balance of rigid body. In addition to know the perception of learners to the media developed in terms of compliance with usability standards and mobile quality. This research is a research R & D with design include: requirement analysis, product planning and development, product development, product evaluation, final product, dissemination and presentation. The developed application named amolef has been implemented in 93 students of class XI Senior High School 3 Purworejo. Data collection is done by giving validation sheet to expert lecturer. Questionnaire response of learners has also been given to give input to the developed product. The results showed that the product of development result was declared viable based on expert assessment and response of the students with very good category. Through one sample t-test the characteristics of media meet usability and mobile quality standards. Implementation in the study of physics on the subject of balance of rigid body able to improve student performance.
ANALYSIS OF STUDENTS’ ANALYTICAL THINKING SKILL IN ELECTROMAGNETIC INDUCTION CONCEPT USING MINI TESLA COIL
Rengganis, Amalia Puspita;
Yulianto, Agus
Physics Communication Vol 2, No 2 (2018): August 2018
Publisher : Universitas Negeri Semarang
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DOI: 10.15294/physcomm.v2i2.14966
This study discusses about the effect of using Mini Tesla Coil on students' analytical thinking skill in solving physics problems. This research aims to improve students? analytical thinking skill and to classify students' analytical thinking skill level. The research used mix method with One Group pretest-posttest design. The respondents were 99 students consist of 34 students of 2nd semester, 34 students of 4th semester, and 31 students of 6th semester taken by purposive sampling technique. Demonstration and experiment with Mini Tesla coil were applied on this learning. Collecting data was done through tests and interviews. The significance difference of mean value of analytical thinking skill among student level is determined by ANAVA One Way test, while to know the improvement of analytical thinking skill using the normalized gain (N-Gain) test, and for clarification and deepening data of analytical thinking skill by interview. Based on ANAVA One Way test, Fcount = 5.61 > Ftable = 3.09. These results indicate that there are significant differences on analytical thinking skills among students. Based on the N-Gain test, value of N-Gain is 0.42 - 0.45 which indicates an enhancement on students' analytical thinking skills in the medium category. The result of interview classify the 2nd semester students tend to pre-analytical level, while students of 4th semester and 6th semester tend to partial analytical level. Thus the use of Mini Tesla Coil in the learning is effective to improve analytical thinking skills at all levels of students. Low-level students tend at the pre-analytical thinking whereas the higher level students tend at the partial analytical thinking
IMPROVING SCIENTIFIC LITERACY AND CREATIVITY THROUGH PROJECT BASED LEARNING
Munawaroh, Rosyidatul;
Rusilowati, Ani;
Fianti, Fianti
Physics Communication Vol 2, No 2 (2018): August 2018
Publisher : Universitas Negeri Semarang
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DOI: 10.15294/physcomm.v2i2.13401
This research aims are to investigate the assesment of implementation of Project Based Learning in the material of Dynamic Fluid, to compare the value of scientific literacy and creativity between props group and poster group, and to analyze the relationship of scientific literacy and creativity of students. The research design used Mixed Method of Sequential Explanatory types. The sample is students of class XI-IPA SMA Muhamadiyah 3 Kayen, 25 students of the school year 2016/2017. The project in one class was divided into two, i.e. preparing props of principle and Bernoulli law, and preparing poster of principle and Bernoulli law. Students with props project was more active in scientific literacy activities and creative than student with the poster project. Based on the classical exhaustiveness test, the implementation of Project Based Learning with props project and the poster project has not been effective to improve the scientific literacy but it is effectively used to improve the creativity. The correlation test results show that there is no significant correlation between scientific literacy and creativity. Sustainable learning by making scientific approaches using scientific methods is needed to improve scientific literacy skills.
ANALYTICAL THINKING SKILLS OF VOCATIONAL STUDENTS IN CIRCULAR MOTION CASES
Ikmah, Isti;
Nugroho, Sunyoto Eko;
Sutikno, Sutikno
Physics Communication Vol 2, No 2 (2018): August 2018
Publisher : Universitas Negeri Semarang
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DOI: 10.15294/physcomm.v2i2.14682
Physics as a basic subject of engineering department in vocational school need to equip students with analytical thinking skills. The purpose of this study is to describe the analytical thinking skills of vocational students on engineering department in solving cases of circular motion, to describe the obstacle, and to describe the factors that influence. This research use mixed method with written test instrument, questionnaire and interview. The average value of students' analytical thinking skills is 50.65. Students have been able to identify the variables in the case of circular motion, but they can?t understand the relationship between each other variables in the cases of specific problems. Physics lesson is less integrated with the field of expertise so that students are poorly trained in applying the physics concept in the field of expertise. Obstacles and factors that affect students' analytical thinking skills are known to vary by category.
A STUDY OF STUDENT’S MISCONCEPTION ON LIGHT MATERIAL AND HOW TO REDUCE IT USING LKS-ASSISTED PBL AT ISLAMIC JUNIOR HIGH SCHOOL (SMP IT) BINA AMAL SEMARANG
Damayanti, Heru;
Sarwi, Sarwi;
Astuti, Budi
Physics Communication Vol 2, No 2 (2018): August 2018
Publisher : Universitas Negeri Semarang
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DOI: 10.15294/physcomm.v2i2.14392
The existence of misconceptions could affect students? problem solving ability in physics subject. The source of misconceptions could be derived from the text books that used by the students, from the students itself, as well as from the teachers. One of the learning models that might reduce the misconceptions on the topic of light was worksheets-assisted by problem based learning model. The purpose of this study was to identify the misconceptions experienced by the students of SMP IT BinaAmal on the topic of light, to analize misconceptions on the topic of light, to identify the descriptions of the students? improvement on the concept of light, and to identify the worksheets-assisted problem based learning could develop the students? scientific attitudes. The research method used mixed methods research using sequential explanatory design with pre-test and post-test Control Group Design. The sample of this research was the IX grade students of Hafshoh bint Abu Bakar class, and the IX grade students of Zaenab bint Jahsyi at SMP IT BinaAmal Semarang. The instruments that used in this study were questions and observation sheets. Based on the calculation of problem-solving test, in the experimental class obtained a gain factor of 0.553 with medium criteria, while the control class produces a gain factor of 0.249 with low criteria. The initial t-test shows thitung (-1.55) t table (1.68) that the experimental class is better than the control class after the LKS-assisted PBL learning model is used. A very strong relationship between conceptual mastery and the reduction of misconceptions. LKS-assisted PBL learning influenced the results of the decrease in student misconceptions from 55.1% to 19.5% in the experimental class and a decrease in misconception from 59.4% to 31.9% in the control class. Based on the results of cognitive tests, obtained a qualitative data analysis, misconception that occurred in SMP IT Bina Amal on the concept of light, among others: regular reflections and diffuse; shadow formation, shadow space and shadow properties, light propagation; light sources and human processes can see things; and the law of refraction. Based on the result of the research, it is found that the LKS-based problem-based learning model is effective to reduce light misconception.
Analysis of Student Practical using Logger Pro to Improve Graphic Representation of Harmonic Oscillation Material
Physics Communication Vol 2, No 2 (2018): August 2018
Publisher : Universitas Negeri Semarang
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DOI: 10.15294/physcomm.v2i2.14447
This study aims to analyze the activities of computational practicum using logger pro software to improve student graphic representation in understanding the oscillation material. The sample are 35 students of class X Mipa 3 SMA 1 Bae in 2016/2017 decided by purposive sampling technique. The research instrument is a harmonic oscillation sheet and a description test that measures the ability of graphical representation. The research method used mixed method with concurent embeded design. Analysis of research data using comparative test t paired sample test and N - Gain test of student scores. Students found some synchronous oscillation characteristics between the results of the lab and the results of the analysis of six graphs from the plot logger pro. The results of pretest and post-test average score are respectively 20.85 and 43.73. Description of comparative test statistic yields tcount ttable which means there is significant difference between pre-test and post-test value data, and N-Gain test is 0.29 which means there is increasing value in low category. It shows computational activity using logger pro, effectively improving students' ability in multiple graph representations to understand the characteristics of harmonic oscillations.
Integration of Inquiry Laboratory Activities in Archimedes’ Law Learning
Physics Communication Vol 2, No 2 (2018): August 2018
Publisher : Universitas Negeri Semarang
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DOI: 10.15294/physcomm.v2i1.13477
This research is aimed to know which ability students can develop through inquiry laboratory activities in Archimedes’ law learning and its application to cognitive learning result. This research used mixed method. The quantitative data which were pre-test, post-test, and students’ worksheets were taken to know the cognitive learning outcomes of students. Qualitative data presented in this research were video assisted observations and interviews with students as learning process. Those data were used to analyze the ability in observing, questioning, hypothesizing, designing, experimenting, interpreting data, and concluding which students can develop through inquiry laboratory activities in Archimedes’ law learning. The N-gain shows that the inquiry laboratory activities in Archimedes’ law learning improves students cognitive learning outcomes in SMP Islam Al Azhar 29 Semarang, SMP N 18 Semarang, and SMP Islam Al Azhar 14 Semarang. The Students’ ability in observing, questioning, hypothesizing, designing experiments, experimenting, interpreting data, and concluding can develop with inquiry laboratory activities in Archimedes’ law learning.