Johannes Surya

Types of angles – In math lessons someone must explain angles. Lessons or material about angles will usually appear at every level of education. This is because angles are always present in everyday life. In fact, the houses we live in are built using good and correct angles, so they look beautiful and sturdy. However, for some people … Read more

Structure of Animal Cells – Both plants and animals are composed of cells that have differences. One of the differences between the two can be seen from their size, namely animal cells are smaller than plant cells. Animal cell is the general name for the eukaryotic cells that make up animal tissues. The structure of … Read more

Correct Use of the Word To – Most people when writing would often use the word to. However, not a few also feel confused about how to use the word ke which is good and right. The word ke is basically a type of preposition or also known as a preposition. Apart from the use … Read more

There are still many people who don’t really care about food packaging. Whereas packaging plays an important role in determining whether the food consumed is safe or not, especially processed food. If food is packaged with plastic or materials that contain poison, it is not impossible that the toxin content can contaminate the food and … Read more

Compound is a chemical substance. Where compounds can be formed due to natural processes. But there are also those that are deliberately made for the benefit of humans. A compound is a single substance that can be broken down into several elements. In general, compounds have various kinds of elements chemically combined with each other. … Read more

Physical Characteristics of the Planet Venus – Venus is the second closest planet to the Sun after Mercury. This planet orbits the Sun for 224.7 Earth days. Venus has no natural satellites and is named after the Roman goddess of love and beauty. After the Moon, it is the brightest natural object in the night sky, with an apparent … Read more

Keyboard parts (piano) – Keyboards include a wide variety of modern musical instruments from around the world. In this modern era, the use of keyboards has been widely found in several groups of music games in several countries, especially in Indonesia. Keyboard games are of interest to everyone who loves music and musical instruments. At … Read more

Origins and Customs of the 5 Largest Tribes on the Island of Sumatra – Sumatra Island is the sixth largest island in the world with an area of ​​473,481 km². The population of the island is approximately 57,940,351 (2018 census). This island is also known by other names, namely Percha Island , Andalas , or Suwarnadwipa (Sanskrit, meaning “golden island”). When it was a … Read more

Getting to Know the Origins and Customs of the 5 Biggest Tribes in Java – Indonesia is a wealthy country. Wealth refers not only to natural products, but also to various ethnic groups, languages, religions, beliefs and customs. For ethnic wealth, Indonesia has hundreds of tribal names, even thousands if broken down to sub-tribes. Each tribe has different … Read more

The Meaning of Demanding Knowledge, Obligations, and Their Virtue – Knowledge is a key to all goodness and knowledge. Knowledge becomes a means to be able to carry out what Allah commands us to do. Faith will not be perfect and charity will not be perfect except with the primacy of a science. With knowledge … Read more

Impact of the Internet – The presence of the internet not only has many positive impacts, but also negative impacts, even though its use aims to make it easier for humans in all aspects of life. The internet is also the widest network in information technology systems which then allows devices around the world to … Read more

Getting to Know the History of the Origin of the Platter Dance and the Meaning of Each Movement – ​​Do you know about plate dance? This time the author will explain the history of the dance to the meaning in each of its movements. As we know, Indonesia has many beautiful cultures that should be … Read more

Get to Know the History and Characteristics of Magnets – Who has loved playing magnets since childhood? Or does Sinaumed’s like to be surprised to see a magnet stuck to the refrigerator at home? Why can a magnet attract metal? Can all types of metal be pulled? So that Sinaumed’s is no longer confused by … Read more

Functions of Water for Humans, Animals and Plants – All plants, animals and humans also need water to survive. In other words, there is no life on earth that does not need water. Why is water so important? This is because more than 60% of our body weight consists of water. In fact, the body … Read more

Functions of Political Parties – The existence of political parties is something that cannot be avoided in a modern society with a complex structure. This is because political parties are considered to have the ability to channel complex societal political participation. The more complex a society is, the existence of political parties will be increasingly needed as a … Read more

12 Cranial Nerves – Cranial nerves or also called Cranial Nerves in Latin are 12 pairs of nerves that exist in humans and stick out directly from the human brain. The 12 cranial nerves are different from the prominent spinal nerves in the human spine. Pairs of cranial nerves are marked by numbers according to the position of … Read more

Function of the stigma of the stigma – Hello friends , Sinaumed’s , surely many of you think that flowers are just decoration or a sweetener for plants. Even though flowers actually have a very important and vital function for the plant itself. It can be said that flowers are very important organs because flowers … Read more

Social shaping factors – Humans have an instinct to live with other humans and form groups. That is, no human being can live without having a social group. In fact, by nature, humans have been members of social groups, families, since birth. The interactions built by humans in their development are not only limited to the family. We interact … Read more

Every country certainly has a central bank where the task of the bank is to maintain the stability of the currency of a country. Then, actually, what is meant by a central bank? You can find the answer in this article, Sinaumed’s. Definition of Central Bank A bank is a place where a person or … Read more

Know the Differences between Climate and Weather, Their Roles and Elements – Weather is a state of the air at a time and in a certain area that is relatively narrow and for a short period of time. Weather is formed from a combination of weather elements and the duration of weather can be only … Read more

The difference between Direct and Indirect Investment – ​​Investment is one way to get big profits while protecting assets in the long term. However, many people are still confused about choosing between direct and indirect investment. Before knowing the difference between the two, Sinaumed’s must first determine goals, prepare funds, and understand investment risks. To make it easier for Sinaumed’s to choose, … Read more

Definition of Cashback – In the business world, it turns out that there are lots of strategies that can be implemented by a company in order to attract potential buyers. Starting from a unique promotional system, offering discounts or discounts to cashback features that are given to buyers. Surely you are no stranger to the term cashback. Both … Read more

Characteristics of Anecdote Text – Does Sinaumed’s know what an anecdote text is? Anecdotes are a type of text in Indonesian that you need to know. In practice, anecdotal texts also have a purpose and function and can be found in various sources, such as newspapers, magazines and so on. Simple, anecdotal text contains stories that contain humor but … Read more

Uses of Sulfur – Almost all natural materials in this world can be used or have their uses, one of which is sulfur. For some people, they may already know what sulfur is, especially for those who have used this natural resource. Even so, not everyone knows about sulfur and its uses. If you don’t know that yet, … Read more

Order of the President of Indonesia – Indonesia as a country with a government in the form of a republic. This also means that this country is headed by a president. In addition, Indonesia also adheres to a democratic system so that the president and his deputy are then directly elected by the people through … Read more

The 50 Best Universities in Indonesia – If you are currently still in grade 12 of high school/equivalent and want to continue studying at your favorite PTN/PTS but are confused about where to study. Apart from paying attention to career opportunities after graduation, you also have to adjust to the talents and interests that are … Read more

Most Wanted Graduate Majors –  Entering the era of the industrial revolution 4.0, competition for jobs is getting tougher with demands for higher job skills. Therefore you need to choose the right college major and job. Disruptive technology, sharing economy, climate change, renewable energy, robotics, limited natural resources, and data processing are challenges as well … Read more

Types/How Animals Breed – Basically, breeding is one of the basic characteristics of animals as living things. This breeding must be done by animals to avoid extinction. In general, animals reproduce sexually or generatively, however, there are also types/methods of animals that reproduce vegetatively or without sexual or asexual activity. Types/Methods of Generative Breeding Animals … Read more

sinaumedia Literacy – Everyone has an internal body clock that works automatically. This system is also known as the circadian rhythm, which is a system that plays a role in ensuring that the body’s organs work optimally throughout the day. Our brain regulates sleep time, eating patterns, body temperature, hormone production, regulation of glucose and … Read more

Members of the Small Committee – When hearing the word BPUPKI, most people already know about this agency which existed during the Japanese occupation. In fact, the lesson about BPUPKI has existed since we were still in elementary school (SD). BPUPKI itself forms a committee of nine and also a “Ministry Committee” or committee consisting … Read more

What are  the characteristics of a humble person?  Humility is one of the attitudes that a person can have. However, it turns out that not everyone can have a humble attitude. People who have a humble attitude are those who can feel a peace within themselves. Someone who is humble will let them know how … Read more

Klitih is – Klitih is one of the topics that is increasingly being discussed on social media. The term klitih is back in the spotlight, because various criminal acts in Jogja have been increasing lately. This example of the Klitih case occurred several times in Yogyakarta which occurred at night when several streets were starting … Read more

Kirchoff’s Laws – In Physics, Sinaumed’s definitely learns about electricity or electricity. In this chapter, you will usually get acquainted with Kirchoff’s Laws 1 and 2, which discuss the matter of electrical conduction. Kirchoff’s law is used as a basis for understanding electric circuits, especially closed electricity. Yup , by understanding Kirchoff’s laws Sinaumed’s can analyze various simple electrical … Read more

Kirchhoff’s Law, Ohm’s Law, along with the questions and discussion – Some of you have probably heard or read the name Kirchhoff , right? Yep , Kirchhoff is one of the physicists who has contributed to the science of electricity. The laws of his famous research results are Kirchhoff’s Laws I and II. Kirchhoff’s law … Read more

sinaumedia Literacy – Protists are eukaryotic microorganisms that are not animals, plants, or fungi. Although protists cannot be categorized in groups of animals, plants, or fungi, they have characteristics that are similar to the three groups. Therefore, the classification of protists is divided into 3 types, namely animal-like protists, plant-like protists, and mushroom-like protists. Check … Read more

sinaumedia Literacy – Did you know, some evidence shows that there have been algae on land since 1.2 billion years ago. Algae as part of the Plantae or plants have existed since the Ordovician period (450 million years ago) to the Silurian period (420 million years ago). Linnaeus then classified the entire division of organisms … Read more

sinaumedia Literacy does not have chlorophyll. Thus it cannot carry out photosynthesis and produce its own food, so that fungi are then also called heterotrophic organisms because they resemble animal cells. Check out a more complete description of the following Fungi, Sinaumed’s!   DEFINITION OF MUSHROOMS The word mushroom comes from the Latin word fungus. … Read more

Kinetic Energy – In Physics, Sinaumed’s will often find formulas for kinetic and potential energy. Energy is a capability that is used to do work. Energy is divided into several types, one of the most basic forms of energy is kinetic energy. Kinetic energy is also known as motion energy, where this energy can be converted into other … Read more

Kinds of Sujud and Their Prayers – Sujud is one part of the prayer movement. This prostration movement is also one of the movements favored by Rasulullah SAW, therefore it is a noble movement. Sujud is also a form of surrendering oneself to Allah SWT. because we are small helpless servants without the help of … Read more

Kinds of Reflective Sounds – In everyday life, does Sinaumed’s realize that the sound we hear actually reflects? Yep, just like a ball that is reflected on the ground, the sound produced by humans, animals, or inanimate objects also bounces, you know… It’s just that the appearance of the reflected sound is intangible because sound … Read more

In English, there are pronouns or what we call Indonesian as pronouns. Types of Pronouns As with pronouns in Indonesian, pronouns also have various types that can be used according to the context of the sentence. What are the types of pronouns? Let’s listen to the following description! PERSONAL PRONOUNS Personal pronouns are words that … Read more

Kinds of Primary Colors – Life will be more enjoyable if you have colors. The color of life can be in the form of daily activities. Through the colors seen or the color of the clothes worn. The colors that we often see or wear have an impact on the body. It can also describe … Read more

Various types of power plants – Electricity is a form of energy that we often use or even without electricity it would be difficult for us to carry out various activities. The electricity we use comes from existing power plants, especially in Indonesia. Then, what is a power plant and what are the different types … Read more

Definition of Figure of Speech and Examples – During the pandemic, apart from enjoying time at home by watching movies or Korean dramas, it is not uncommon for many people to choose to read novels. Then, have you ever heard of the term figurative language? For literary activists or people who often read novels by … Read more

Kinds of Harakat – When reading the Koran, Muslims have an obligation to understand the punctuation marks, the goal is to avoid mistakes in meaning when reading the verses of the Koran. The punctuation marks in the Koran are known as vowels which are used to clarify the pronunciation of hijaiyah letters. Basically, all kinds … Read more

Soccer Game Strategy – Soccer is a sport that prioritizes intelligence. In a match, each team has its own tactics, strategies and formations that will be applied. And that requires smart thinking on the coach’s part. Usually the coach will give instructions to his players before the start of the game. This will show the … Read more