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Journal : JSME MIPA UNIMA

Analisis Data Angin Permukaan Di Bandara Sam Ratulangi Manado Menggunakan Metode Windrose Tulandi, Djeli A; Tumangkeng, Jeane Verra; Tumbelaka, Febrianty Emanuella Alexandra
JSME (Jurnal Sains, Matematika & Edukasi) Vol 8, No 1 (2020): JANUARI-FEBRUARI
Publisher : Universitas Negeri Manado

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Abstract

Research on surface wind patterns was carried out in minimizing the potential for aircraft accidents at Manado’s Sam Ratulangi Airport. Paying attention to wind direction and wind speed data that is easy to change, we need a system that can predict the direction and speed of the wind when take-off, cruising and landing. Sam Ratulangi Airport uses an application/software that can predict wind direction and speed. The method used in solving the above problems is by using the wind rose method. The results of research conducted using the wind rose method and data from 2002 – 2017 (for the past 15 years) show that the dominant surface wind pattern of the Sam Ratulangi Airport is blowing from 1120 – 1570 (Southeast) with a percentage of 15,60% and wind speed dominant (most) 7 – 11 knots with a percentage of 8,73%. In the future or in the following years from February – May the wind direction is expected to be more dominant towards the North West/North, from June – August the wind direction is expected to be more dominant towards the South, September – October is expected to be more dominant to the Southeast, November – January is expected to be more dominant towards the West.
TEMPERATUR DAN HUJAN EKSTRIM DI BANDARA SAM RATULANGI MANADO TAHUN 1987 – 2017 Tulandi, Djeli A; Tumangkeng, Jeane Verra; Bororing, Eva valencia
JSME (Jurnal Sains, Matematika & Edukasi) Vol 8, No 2 (2020): MARET - APRIL
Publisher : Universitas Negeri Manado

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This research was conducted because of changes in extreme  climate events due to increased concentrations of greenhouse gases. In this study a study was conducted on the temperature index and extreme rainfall periods 1987-2017 at Sam Ratulangi Airport in Manado. This study aims to analyze changes in temperature and extreme rainfall at the Sam Ratulangi Airport in Manado, determine the extreme climate index based on daily temperature and rainfall data, presented temperature and rainfall data which were processed using R-Climdex software.  The results show that the slope of the air temperature index at the Manado meteorological station has decreased including the index TX10p and TN10p which indicates the frequency of both cold temperatures at night and cold temperatures during the day. At the meteorological station Manado slope air temperature index tends to increase which indicates that the minimum temperature is warmer. The overall rainfall index has increased while the PRCPTOT index has decreased which shows the amount of rainfall in one year period at Sam Ratulangi airport in Manado.
Pengaruh Pendekatan Multirepresentasi Terhadap Hasil Belajar Fisika Dasar Mahasiswa Pada Materi Hukum 1 Termodinamika. Tulandi, Djeli Alvi; Rondonuwu, Anneke Tienneke; Komea, Aron Rixcy
JSME (Jurnal Sains, Matematika & Edukasi) Vol 8, No 2 (2020): MARET - APRIL
Publisher : Universitas Negeri Manado

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Abstract

This research was conducted related to the use of multi-representation approach learning of physics. The purpose of this study to determine the effect of the multi-representation approach to student physics learning outcomes in learning. The type of representations used in this study are verbal representations, mathematical representations and graph representations. This type of research in this study is quasi-experimental or quasi-experimental research using the One Group Pretest-Posttest Design research design. This research was conducted at the Department of Physics at Manado State University in the first semester students of physics education courses totaling 20 students. Data collection techniques use essay tests to determine learning outcomes. From the research results obtained an average value before treatment was 17.8 while after treatment was 80.45. Hypothesis testing that has been done states that Ha is accepted, it is proven by the results of the study showing the price of tcount 2.13> ttable 2.086. Therefore learning by using a multi-representation approach has an effect in improving student learning outcomes.
PENGARUH MODEL PEMBELAJARAN PROBLEM BASED LEARNING (PBL) DENGAN METODE EKSPERIMEN TERHADAP HASIL BELAJAR SISWA Palilingan, Rolles Nnixon; Tulandi, Djeli Alfi; makaromase, frisilia frisilia
JSME (Jurnal Sains, Matematika & Edukasi) Vol 8, No 3 (2020): MEI - JUNI
Publisher : Universitas Negeri Manado

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ABSTRACT. Research in the background by the lack of interest in student learning. The purpose of this study was conducted to determine the effect of problem based learning models with experimental methods on student learning outcomes. This study uses an experimental method, the population taken from all class X, which consists of science and social classes at Advent Klabat Manado High School, while the sample taken is 1 class as a subject class that is class X science consisting of 24 students. The date analysis technique used is descriptive technique with the assessment of PBL, attitude, psychomotor and is taken and collected from the assessment of the learning process and the results of the pretest and posttest on the material of Sight Sight and Optical Devices. Analysis of the results of this study shows that the application of PBL learning models using experimental methods in the Sense of Sight material and Optical Devices can improve student learning outcomes.Keywords : Learning Outcomes, Sense of Sight, Optical Devices, Problem Based Learning
PENGEMBANGAN PANDUAN PRAKTIKUM GENERATOR SATU FASE DAN TIGA FASE BERBASIS INKUIRI TERBIMBING DENGAN MENTORING Tulandi, Djeli Alvi; Marianus, Marianus; Yohan, Jibrael
JSME (Jurnal Sains, Matematika & Edukasi) Vol 8, No 3 (2020): MEI - JUNI
Publisher : Universitas Negeri Manado

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Abstract

This research is motivated by the absence of practicum guides for one-phase and three-phase generator tools so that students lack expertise in using these tools in experimenting. The purpose of this study is to produce a physics practicum guidance product on a one-phase and three-phase generator using a guided inquiry model with mentoring. This research is a research and development study using the 4D research model adapted from the Thiagarajan model, which is define, design, develop and disseminate. The results of the study for mentors and groups get an average value of 86.45%, so that the guidelines fall into the feasible / valid category. and on the response of mentors and students 47.17% chose very useful (SB), 51.43% chose useful (B) and 1.4% chose less useful (KB) none voted unhelpful (TB). Based on the results of the study it can be concluded that a product has been produced in the form of a basic physics practicum guide for one-phase and three-phase generator tools using a guided inquiry learning model with good and proper qualifications. Keywords: Practicum guide, Research and Development, one-phase and three-phase generators, guided inquiry, mentoring.