Penelitian ini bertujuan menganalisa penggunaan udara bertekanan terhadap gagalnya pengisian air tawar tanki hidropor pada KL-02 Sultan Hasanuddin sehingga kebutuhan air untuk MCK crew dan taruna tidak terpenuhi. Metode yang digunakan beberapa referensi, rumus, dan program SPSS dengan memperlihatkan hasilnya bahwa tekanan udara dan air di dalam hidropor bila tidak seimbang jumlahnya sangat berpengaruh langsung terhadap jumlah air yang mengalir ke MCK, ini penting untuk diketahui bagi yang terlibat langsung dalam pengoperasian system tanki hidropor air tawar di KL-02 Sultan Hasanuddin..

This study aims to analyze the implementation of the Blended learning method in history subjects on students' learning motivation in the learning process in class X IIS SMA Labschool Untad Palu and to analyze the role of the Blended Learning method in increasing student motivation in history subjects in the learning process in class X IIS Labschool Untad Palu High School. This research is a qualitative study which took place at Labschool Untad Palu High School, Palu City, Central Sulawesi. The subjects of this study were all students of class X IIS at SMA Labschool Untad Palu with a total of 1 class and 23 students, as well as history teachers who teach at SMA Labschool Untad Palu. Data collection techniques using observation, interviews and documentation. Data processing techniques are descriptive qualitative. The results showed that the implementation of the Blended Learning method in history subjects on student learning motivation in the learning process in class X IIS SMA Labschool Untad Palu was the learning process carried out in 5 working days, 4 working days carried out face-to-face in class and 1 day carried out face-to-face online or online. The application of the Blended Learning method can increase student learning motivation, especially in class X IIS SMA Labschool Untad Palu. This can be seen from the successful achievement of the seven indicators of the Blended Learning method and the increase in the average score of students' history subjects from 87.24 to 89.45. The role of the Blended Learning method in increasing student motivation in history subjects in the learning process in class X IIS SMA Labschool Untad Palu is very important and can give a special impression to students.

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In order to optimize online learning, the use of learning media becomes a must used by every teacher in learning. Learning Media as a tool that serves as an intermediary or transmitter of message content in the form of visual and verbal knowledge information that can be used to stimulate the thoughts, feelings, attention and abilities or skills of students so as to encourage the learning process and learning. This study uses qualitative research methods, with a case study approach. The research Data was obtained through observation, interviews, and documentation with research subjects including teachers, students and parents in Sekolah menengah kejuruan alhadiriyah. This study uses triangulation of data from education experts, principals and vice curriculum. This research is important and interesting, because the topic is about the implementation of power point Learning media at alhadiriyah Vocational High School in East Jakarta, where schools use blended learning with offline and online systems to prevent the spread of Covid 19 in Indonesia, the number of which continues to increase.

This research discussed about: 1) the process of implementing practical field experience conducted by students of SMK Muhammadiyah 1 Palu at the Central Sulawesi Museum; 2) students' interest in learning at SMK Muhammadiyah 1 Palu in the implementation of practical field experience at the Central Sulawesi Museum; and 3) student achievement of SMK Muhammadiyah 1 Palu on the implementation of practical field experience at the Central Sulawesi Museum. The research method used is descriptive qualitative with data collection techniques through observation, interviews, documentation, and literature study. The interviews were aimed at teachers who teach history, school principals, and students at SMK Muhammadiyah 1 Palu. Processing techniques and data analysis techniques are carried out in three stages, namely data reduction, data presentation and data verification. The results of the study revealed that the implementation of practical field experience by students of SMK Muhammdiyah 1 Palu in the Central Sulawesi museum was seeing and observing various collections of historical relics. Implementation of field experience practice at the Central Sulawesi Museum in history learning can reduce boredom, increase interest in learning, be fun, interesting, not boring, add insight and knowledge and generate new enthusiasm in students in learning history. The results of the questionnaire explained that the implementation of practical field experience at the Central Sulawesi Museum could improve student achievement. This is indicated by the completeness percentage of class X Tkj A and X Tkj B reaching 95.8%.