A lubricant is a liquid that is given between two moving metal objects to reduce the friction. Lubricants are applied to industrial machinery and automotive engines. Rubber seed oil is an oil that cannot be consumed because it is poisonous, so it has the potential to be a biolubricant. This research aims to synthesize biolubricant by using rubber seed oil as raw material and determine the effec…
This study aims to determine the effect of work shifts and work stress on the performance of security guards at PT. Ivomas Tunggal-Kandista Estate. The population in this study included all security guards at PT. Ivomas Tunggal-Kandista Estate, which numbered 69 people. Primary data is collected using a questionnaire as an instrument to prove the results of the study, to test the hypothesis i…
This study aims to determine the effect of work shifts and work stress on the performance of security guards at PT. Ivomas Tunggal-Kandista Estate. The population in this study included all security guards at PT. Ivomas Tunggal-Kandista Estate, which numbered 69 people. Primary data is collected using a questionnaire as an instrument to prove the results of the study, to test the hypothesis in …
The development of the Era of Globalization in the 21st century has caused many remarkable changes. These changes also arise problems that can cause destruction and damage in many ways, not apart also in the world of education. Bringing great impact with the occurrence of behavior deviation among students, one of which is smoking addiction behavior. The high level of cigarette consumption f…
The problem in this research was mathematic learning outcomes in fourth grade students SDN 004 Pekanbaru still low with average value 60,1 with minimum completeness criteria (KKM 70).The purpose 0f this research was to improve mathematic learning outcomes 0f the fourth grade (IV) students SDN 88 Pekanbaru with the implementation of number head together (NHT) models. This research was classroom …
The phenomenon of this research is learning Indonesian grade 2 (two) MI Al Muhsinin Woods Crossing on the material read aloud still not been implemented optimally. This fact is in accordance with the test the ability to read text with a 20-40 character word on MI Al- Muhsinin Rimba Melintang, the results obtained from the 20 students who attended, only 6 students, or 30% of students who can rea…
Based on observations in kindergarten An Namiroh 4 Pekanbaru, researchers found obstacles in children aged 4-5 years related to the ability to know the number. Therefore, to improve the ability to know the number of children in kindergarten approach is to use the media to draw concrete with the game wheel. Game wheel is used as a medium to facilitate learning in children recognize numbers 1…
This research was conducted because of the result of learning Mathematic class VA SD Negeri 27 Sebangar. From 18 student who achieve KKM just 8 student (44,44%) while student who did’nt complete 11 student (55,56 %) with an average of 55,83.This research aims to increase learn result mathematic year school 2015-2016. This reaserch subject are student class V SD Negeri 27 Sebangar Kecamatan Ma…
The study aims to determine the effect of tofu waste POC, coconut water as a natural growth regulator and their interaction as well as to get a POC concentration of coconut water waste out and deliver the highest on the growth and production of green beans.This study was conducted at experimental field of Faculty of Agriculture, University of Riau, Pekanbaru. The study was conducted over three …
The law of marriage in Religion of Islam has a very important provision, therefore the rules concerning marriage are arranged and explained clearly and in detail. Islamic Marriage Law is basically not only regulate the practice of marriage but also regulate all issues closely related to marriage. The marriage procedure in Indonesia is categorized differently from one to the other because in Ind…
This study aims to find out how high the increase in children aged 3-4 years learning in early childhood Cempaka subdistrict Dayun Siak using Playdough Games approach. This research is a follow-class research conducted in two cycles. Data collection tool used in this study is the observation sheet form. The number of samples in this study were 12 children consisting of six boys and six girls. B…
This study is a class action that aims to improve gross motor skills through play hopscotch in children aged 4-5 years in kindergarten Tunas Harapan Small Siak District of Bengkalis. The subjects were children TK Tunas Harapan in group B, totaling 10 people, 6 boys and 4 girls, who were held in April 2016. Data collection techniques used were observation. The data are processed by a percentage.…
The amount of economic demands and necessities of life make people do a variety of ways to fulfill, it is done with the hope to get a better life. There are many ways and effort to the communities to meet their needs, one of them to borrow money. Borrowing money through the creditors more attractive to people, especially in Palas Village Rumbai Subdistrict Pekanbaru City. This study aims to det…
This research is aimed to determine the distribution of demersal fish schooling and the relation between demersal fish schooling and temperature, salinity and depth of water by using hydroacoustic method. The research was held in August 2014 at the Research Institute of Marine Fisheries Laboratory of Muara Baru, North Jakarta. This research used hydroacoustic method with acoustic descriptor tec…
Intent of observational it is subject to be increase IPS studying result by applying kooperatif learning model type Make A Match on student Class V in SDN 003 Bantayan Baru. On this research mengunakan methodics Action Research braze (PTK) with subjek research is student brazes v SDN 003 Bantayan New that total 22 student. menunjukan's observational result increases it activity learns on meet…
This Research aims to improve the learning outcomes IPS of students in fourth graderes Elementary 002 Pulau Rambai 2014/2015 school year. The subjects were students Fourth Graderes of SD Negeri 002 Pulau Rambai by the number of students by 18 students. The study was a collaborative class action research with two cycles. Research data shows that the learning outcomes of students has increase…
This study aims to determine how much influence the Storytelling method using Bigbook for listening skills of children aged 5-6 years in the SPS Az-Zahra Village Sukamulia District of Sail Pekanbaru. This study consists of two variables: Bigbook and Observing Capabilities. The hypothesis of this study are as follows: Method Tells the Big Book Media can improve the ability of Listening Childhood…
This study aims to determine how much influence on the ability to speak Storytelling method children in children aged 4-5 years in early childhood Hope District of Sail. This study consists of two variables: Methods Storyelling and Speech. The hypothesis of this study are as follows: Suspected using storytelling method can improve speaking skills of children aged 4-5 years in early childhood Ho…
Chalcone is one of secondary metabolites of flavonoids that have been reported to possess biological activities such as antioxidant, antimicrobial, and anti-inflammatory. Three chalcone analogues i.e., (E)-3-(2,3-dimethoxysiphenyl)-1-(3’-hidroxyphenyl)prop-2-en-1-one (EK-1), (E)-3-(2,5-dimethoxysiphenyl)-1-(3’-hidroxyphenyl)prop-2-en-1-one (EK-2), (E)-1-(3’-hidroxyphenyl)-3-(3,4,5-trimeth…
This study aims to improve learning outcomes biology class VII SMP N 1 Rimba Melintang in the academic year 2015/2016 with the implementation of learning model Problem Based Learning (PBL). Conducted from January to May 2016. The subjects were students of class VII SMPN 1 Rimba Melintang in the academic year 2015/2016 with the number of 31 people consisting of 13 students and 18 female students…