Education, self-education and personal growth - methods, lessons

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What is light? Light, sources of light. sunlight

"And God said, 'Let there be light!' and there was light." Everyone knows these words from the Bible. But what is light in its nature?

How to find the distance on the coordinate plane

In mathematics, distance can be found in many ways. Their choice depends on the task conditions and the available measuring devices. In their absence, mathematical formulas and geometric theorems are used
Do I need a higher education for a happy life?

For many, getting a higher education is non-negotiable. It is an obligatory part of human life, and a person without it is doomed to low-paid work and a difficult fate. But is it really so?
Learning the types of subordinate clauses

The Russian language is a very difficult subject not only for foreigners, but also for the natives of our country. One of the most difficult topics is complex sentences. To understand their meaning, it is necessary to understand the essence of the compilation of subordinate parts
The cosine theorem and its proof

If we are given an arbitrary triangle, two sides of which are known, then how to find the third one? With data on its angles, the answer to this question will give us the cosine theorem

Interesting articles

Sports interest - is it frivolous or cruel?

Shine of medals, bathing in the rays of glory, the excitement of the competition - all this goes to the athletes at a fairly high price. These are daily exhausting workouts, diseases from sports-related injuries. To this should be added a restriction in entertainment and education, in friendly and family contacts. In childhood, athletes have an artificial interest in sports, but in adults everything is different. So, in the topic of today's publication, we will consider what "sports interest" means

The city is The structure of the city and its division into districts

What is a city? What is its structure? And by what names are cities usually called? You will find the answer to all these questions in our article. In addition, we will talk about what a Russian city is
Tiananmen Square, 1989: Events in China

In this article we will talk about the causes, essence and consequences of the events that took place in the spring and summer of 1989 in Beijing
Demand forecasting: concept, types and functions

Demand Forecasting is an area of analytics that attempts to understand and predict customer needs in order to optimize supply decisions through the enterprise chain and business management. The concept of demand forecasting is the core business process around which a company's strategic and operational plans are developed. Based on analytics, long-term business plans are formed
Compare - how is it? Meaning, synonyms and examples

Compare is both simple and difficult at the same time. Just when it comes to the obvious. For example, to compare a black cat and a white one, but it is difficult when events intervene in the task that are connected with each other too many-sidedly. In any case, let's talk about the declared verb

Editor's choice

Circumstance in Russian: types and meaning
A circumstance in Russian is a minor member of a sentence that helps to supplement or clarify something. Without them, our speech would not be so bright, rich, harmonious. She would be empty
› The age of the Mayan and Egyptian pyramids
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› Workshop on the Russian language: what is the grammatical basis
› "Ared's eyelids": meaning, history, usage and examples

Nobel Prize in Chemistry. Nobel Laureates in Chemistry
The Nobel Prize in Chemistry has been awarded since 1901. Its first laureate was Jacob van't Hoff. This scientist received an award for the laws of osmotic pressure and chemical dynamics discovered by him
Proletarians are the strength of the popular movement
The article tells about the proletarians both in Europe and in Russia. The essence of the concept of "proletarians" and their role in the revolutionary events of 1917-1918

Popular for the day

Valery Khlevinsky - star of Soviet cinema

Full biography of the famous Russian actor. His successes in the theatrical field and in cinema

Kalashnikov assault rifle: history of creation, specifications. Mikhail Timofeevich Kalashnikov
Who knows the history of the Kalashnikov assault rifle? But this is a legendary machine used by most of the world's countries. It is not only one of the most popular small arms, but also one of the most significant inventions of the twentieth century. During the existence of the AK-47, more than fifty million modifications of this machine have already been released. A legendary weapon that has received recognition from most countries of the world. The history of the creation of the Kalashnikov assault rifle will be told to the reader in the article
Meiji Restoration - a set of political, military and socio-economic reforms in Japan
Meiji Restoration in Japan - a set of state events held in 1868-1889. It is associated with the formation of the system of government of the new time. The events made it possible to break the traditional way of life of the population and to introduce the achievements of the West at an accelerated pace
Participant of the Civil War in Russia - who is he?
The civil war, which officially began in 1918, is still one of the most terrible and bloody pages in the history of our country. Perhaps, in some ways it is even worse than the Great Patriotic War of 1941-1945, since this conflict involved incredible chaos in the country and the complete absence of a front line
Protein composition: what do we know about it?
As you know, proteins are a necessary and basic component of any living organism. They are responsible for metabolism and energy conversion, which are inextricably linked with almost all life processes

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