Construction Meaning of Bude Trieng Toys (Rifles) in Physics: Traditional Toys

Physics is closely related to human life, without realizing we have implemented it in daily life such as when working, walking and other activities, not only adults but also children. When talking about physics we definitely think that physics was born from the west. Before the development of the west in the 9th Century AD, Physics was used in society, especially the people of Aceh. It is undeniable that technology has developed more rapidly now. Technology was created to facilitate human affairs. There are innumerable kinds of technologies. One example of a very popular technology is gadgets. Every person uses gadgets with modern technology such as smart phones, Children have now become active consumers in which many electronic products and gadgets make children the target market for their toys. Before the era of sophisticated technology one of the toys chosen by most children was the Bude Trieng (shotgun). Bude Trieng is marked by playing activities both by himself and other peer groups. i is one toy that quite safe and most popular with children. This type of toy is made from bamboo using paper bullets or boh ram. The method of application is insert boh Ram's bullet in the base of the bude trieng, the ram bullet fills the entire circle of the trieng bude hole, the air inside the Bude trieng will automatically be restrained and cannot come out. The air that is held in the middle of the trieng bude will produce pressure when one of the bullets is pushed and will make a sound from the bude trieng. The purpose of this research is to study the construction of the meaning of bude trieng culture in physics. The research method used was a descriptive qualitative research to describe the relationship between the bude trieng and physics.

Learning with Mak Karjo Media to Increase Student Motivation for Learning Materials Trigonometry High School Students

Math learning is growing as the times evolve. More and more media is used to enhance student learning motivation. This assessment aims to create a math learning design that can increase the motivation of learning students through Math card matchmaking (Mak Karjo) in high school students. As for the use is a descriptive method and the post facto method ex. The descriptive method used is with the development of pre-existing research results. While the method ex post facto, that is to assess the use of Media card soul mate in improving the motivation to learn high school students. Mak Karjo is the length of mathematics with a matchcard, so the media used is the media of a soul mate filled with sin, cos, and tan. Results show that the application of Mak Karjo in trigonometric learning motivates students in learning because learning is designed in such a way that it can create a pleasant learning atmosphere.

Effect of Mathematics Anxiety and Student Learning Styles on Ability to Solve Mathematics Problems of Class XI Madrasah Aliyah Negeri (MAN)

The ability to solve mathematics problems is an ability needed in the learning process. Mathematic anxiety and student learning styles are among the factors that influence the success of mathematics problem-solving ability. By paying attention to mathematics anxiety and learning styles possessed by students, it is expected that the ability to solve mathematics problems will increase. This research is a field research type with an Ex Post Facto method and multiple linear regression statistical data analysis techniques. Data was collected through mathematics anxiety questionnaires, student learning style questionnaires, and mathematics problem-solving skills of students at Madrasah Aliyah level. The results show that (1) there is no significant effect of mathematics anxiety on the ability to solve mathematics problems with the tcount is 1.537 and the significance level is 0.126 ≥ 0.05. (2) there is a positive and significant effect of learning styles on the ability to solve mathematics problems with the value of tcount is 2.457 and a significance level of 0.015 <0.05.

Substitution of Chemical Fertilizer Using Natural Hormone and Cow Biourine On Growth and Yield of Shallot (Allium Cepa L.)

The use of natural hormone of sprout extract, coconut water, and banana stem extract and application of cow biourine has been introduced as an innovation to reduce the use of chemical fertilizers to increase the productivity of shallot. This study aims to compare the growth and yield of shallot with chemical fertilizer treatment and that of shallot treated with combination of natural hormone and cow biourine. The study was conducted in Temon Wetan, Temon, Kulon Progo, Special Region of Yogyakarta using a Complete Randomized Block Design, which consists of two factors and one control (chemical fertilizer). The first factor is a natural hormone: sprout extract, banana stem extract and coconut water. The second factor is the concentration of cow biourine: 30%, 40%, and 50%. Data were analyzed using diversity at 5% level, Orthogonal Contras at 5% level and DMRT Test with 5% level. It was revealed that the control group with a combined treatments was not significantly different from the growth and yield of shallot of the group with chemical fertilizers. Types of treatments with natural hormone and cow biourine concentrations provided the same growth and yield as that of chemical fertilizer.

Implementation of the Alternative Model of Bureaucratic Reform in the Magelang City

Bureaucratic reform has entered the second wave based on Peraturan Presiden No. 81 Tahun 2019 about Grand Design Reformasi Birokrasi for the period 2010 – 2025. Based on that regulation, every government institution must improve itself through programs related to the grand design and road map of bureaucratic reform. This study is the third of three studies cunducted in the last three years. In the first study has succeeded in identifying the obstacles experienced by Magelang government in the carrying out bureaucratic reform. Then in the second study, team focused on developing alternative model of bureaucratic reform to address the problems found in the first study. Whereas in the third study, alternative model of bureaucratic reform was implemented for eight months in collaboration with several government institutions in Magelang city. The finding of this study is alternative model of bureaucratic reform was successfully implemented, but the results have not yet reached what was expected. Internally, the commitment of employee is still weak, and externally the lack of public participation.

Addition of Illuminator Fiber Optic to Produce 3 Dimension Effects in Micrographic Observation Using Upright Microscope

Microscope is one of the tools used in practicums with high intensity. The use of a microscope adjusts to the object to be observed in order to obtain optimal micrographic results. Stereo microscopes are used to observe three-dimensional objects. Upright microscopes are used to observe two-dimensional objects. This study aims to combine the two advantages of stereo microscopy that can produce three-dimensional micrography with the advantages of an upright microscope that has a high total magnification. The method used in this study is an experimental method by adding an optical fiber illuminator in the use of an upright microscope and then applying it in various observations. The conclusion of this research is the addition of an optical fiber illuminator in observations using an upright microscope can replace the function of a stereo microscope; can produce three-dimensional effects and increase magnification in Daphnia magna micrographic observations.

Trabeculae In The Egretal (Egretta garzetta) Cervical Vertebrae

The egretta bird (Egretta zegretta) has a body size of 55-65 centimeters, it is wings stretches 88-106 centimeters, has a long neck and typical neck like the letter “S”. The purpose of this research is to find out the anatomical structure of trabeculae in the egretta bird. To find out the trebeculae in the egretta bird, meat on the neck cleaned. Then, each bone segment is cut and sanded on the ventral and lateral part until spongiosa tissue (trabeculae) is seen, and transversely cut. The observation result show that on the C6 bone segment has a trabecular structure more dense comepared to the structure of the trabelucae in other bone segments. That is because in the C6 bone segment gets pressure from top and bottom, so C6 bone segment stronger.

Difficulty Analysis Learning Mathematics Society and Factors Cause for Junior Secondary Students

The study aims to describe the type of learning difficulties and factors of the learning difficulties of students of class VII SMP N 4 Satu Atap Pakis in studying mathematics subjects on the set material. The type and approach in this research is a type of descriptive research with a qualitative approach. The data collection techniques in this study are with diagnostic tests, polls, and interviews. From the results of the study came the conclusion that the difficulties of students of class VII SMP N 4 Satu Atap Pakis in the material set is a) difficulty understanding the question b) difficulty understanding the mathematical symbols and can not find the keywords of the problem, c) difficulties Transforming the problem, d) difficulties in completing the problem. While the learning difficulty factor is caused by two factors that are internal and external factors. internal factors include: a) lack of interest in students, b) lack of motivation to learn, c) lack of confidence to ask. External factors, among others: a) The class atmosphere is not conducive, b) the influence of handphone in the student concentration, c) lack of parental assistance in supervision at home.

Manufacture and Sensor’s Characterization for Optimizing the Manufacture of Resistance Sensors Based on Honeycomb and Honey Market

This research aims to identify resistance sensors based on honeycomb and honey market. It was conducted in three stages, namely sensor design, sensor manufacturing and sensor characterization. The sensor scheme has been made by software fritzing. The tools used in the sensor manufacture are PCB sensors, resistors and copper wire. The tools used in sensor characterization are provided by power supply, CRO and samples. Sensor testing is done by varied the sample into 6 variations accurately 5ml, 10ml, 15ml, 20ml, 25ml, and 30ml. Data generated from the sensor in the form of voltage. Repetition on each volume variation was 10 times. Then, It was be processed by calculating the compatibility and the average of the voltage produced along with its uncertainty. The results showed the average of the voltage generated with the uncertainty at 5ml volume (9,052 ± 0,001) V and (8,682 ± 0.017) V, for volume of 10ml (9,040 ± 0.025) V and (8,531 ± 0.050) V, for volume of 15ml (8,947 ± 0.073) V and (8.230 ± 0.018) V, for volume of 20ml (8.999 ± 0.073) V and (8,209 ± 0.007) V, for volume of 25ml (8.967 ± 0.080) V and (7.689 ± 0.048)V and for volume of 30ml (8,925 ± 0,040) V and (8,284 ± 0,018) V. Repeatibility has produced on this sensor was obtained from two samples, honeycomb by 90.919% and honey market by 94.432%. Based on the results obtained from the calculation, it can be determined that the transfer function was V = 9.06853x-0.0045828571 and V = 8.72453x-0.0259257143. The linear correlation coefficient obtained by 95.9%. This research will be used for optimizing the manufacture of resistance sensors with good characteristics.

Multivariable Panel Data Cluster Analysis using Ward Method Gross Enrollment Ratio (GER) Data in West Java in the Year 2015-2018

The aim of this study is to determine cluster analysis for panel data with multivariable data structures. Choosing a Ward method Choosing a method in a cluster analysis hierarchical technique. Ward method is a method based on Sum Square Error (SSE) with a measure of homogeneity between two objects based on the minimum number of error squares. The measure of similarity used is the Euclidean distance squared. The Ward method is used to add variation between objects in one cluster and maximize variation with objects in another cluster. The steps of the analysis are described in the discussion of this study. The method of implementation uses education gross enrollment rate (GER) data in West Java Province in 2015-2018. The results of the study indicate that the grouping of education GER data in West Java in 2015-2018 using the Ward method produces four clusters. The first cluster consists of five regions, GER for Elementary school, junior and senior high school in the cluster are below the average APK in West Java. The second cluster consists of two regions, in contrast to the first cluster GER for elementary schools in this cluster according to the average GER in West Java but for junior and senior high school GER below the average GER in West Java. The third cluster consists of seven regions, the GER for elementary, junior and senior high schools in this cluster is above the average GER in West Java while the fourth cluster consists of five regions, the GER for elementary and junior high schools in this area is above the average GER in West Java.