Secondary education and schools 2024, September

Natural resources of the Urals (table)

Uralsky district covers an area of more than 820 thousand square meters. km. Within its borders are the republics of Udmurtia and Bashkortostan, Chelyabinsk, Sverdlovsk, Orenburg and Kurgan regions, Komi-Permyatsky Autonomous District

What is cowardice? Definition

In this article we will consider such a thing as cowardice. We will give examples, we will analyze in detail the meaning of this word. Writers often address this issue. On the images of literary heroes, we will give examples of cowardice in works in various situations. Let's analyze the behavior and actions of literary characters

What is steam? Types of steam

The article talks about what steam is, what types of it are and how water vapor is used in industry and everyday life

Agreed and inconsistent definitions: examples, exercises

The article is devoted to agreed and inconsistent definitions. The reader will learn how to distinguish between these secondary members of the sentence, what semantic function they perform. The text contains a table of agreed and inconsistent definitions

The reason for the collapse of the Old Russian state and its consequences

Kievan Rus - a powerful formation of the Eastern Slavs - after its triumph on the world stage during the time of Yaroslav the Wise, gradually lost its influence and disappeared from the political map. The reason for the collapse of the Old Russian state today is known to schoolchildren and adults, but it is not the only one: Kievan Rus died due to external and internal factors that together led it to such an outcome. But we will tell about everything in order

Climate of the savannah, its features, characteristic flora and fauna

Savannah, especially common on the African continent, is far from being as well studied as it seems at first glance

"Second nature" is called what?

Second nature is a term that sounded from the lips of philosophers many centuries ago. What is second nature? How is it different from the first one? Is a compromise possible between them?

Flame: structure, description, diagram, temperature

In the process of combustion, a flame is formed, the structure of which is due to the reacting substances. Its structure is divided into regions depending on temperature indicators

Semi-reaction method: algorithm

Many chemical processes take place with a change in the oxidation states of the atoms that form the reacting compounds. Writing equations for reactions of the redox type is often accompanied by difficulty in arranging the coefficients in front of each formula of substances. For these purposes, techniques have been developed related to the electronic or electron-ion balance of charge distribution. The article describes in detail the second method of compiling equations

Solubility of copper in water and acids

The chemical properties of most elements are based on their ability to dissolve in water and acids. The study of the characteristics of copper is associated with low activity under normal conditions. A feature of its chemical processes is the formation of compounds with ammonia, mercury, nitric and sulfuric acids

General formula of alkenes. Properties and characteristics of alkenes

The simplest organic compounds are saturated and unsaturated hydrocarbons. These include substances of the class of alkanes, alkynes, alkenes. Their formulas include hydrogen and carbon atoms in a certain sequence and quantity

Personal life and biography of Tsiolkovsky Konstantin Eduardovich. Achievements and inventions of Tsiolkovsky

Tsiolkovsky's biography is interesting not only in terms of achievements, although this great scientist had a lot of them. Konstantin Eduardovich is known to many as the developer of the first rocket model capable of flying into outer space. In addition, he is a well-known scientist in the field of aero astronautics, aerodynamics and aeronautics. This is a world-famous space explorer

Family resources - what is it? Types, examples

Family resources play an important role in the normal existence of a cell of society. They have several types and are aimed at meeting different needs. What are family resources, examples and their classification, significance and ways to increase - these issues will be discussed in the article. But first, it is worth understanding what a cell of society is and what are its functions

Self-love - what is it? Meaning, synonym and examples. Selfishness and selfishness

People see what's going on around them and that's why they ask, "What is selfishness?" The Internet and the media make self-admiration possible even for those who, in fact, are nothing. But it would be unfair to blame only one of our eras, because daffodils have always been

Regions of Africa: states and cities

Within the Black Continent there are 60 countries, including unrecognized and self-proclaimed states. The regions of Africa differ from each other in many ways: cultural, economic, demographic, etc. How many of them stand out on the mainland? Which countries are included?

How to be cool at school: a high school diary

How to be cool at school? This question is asked not only by those who finish the ninth or eleventh grade, but also by first graders. Who can help answer it? You will find out about this if you read the article to the end

Funny school skits on September 1 and prom

Can school life be gray and dull? Of course not, because there is always something going on in it. Scenes from school life reflect the sore problems of teachers and students, so the most talented children act out funny school scenes at holidays and concerts. Which? You will find out about this if you read the article to the end

Adat - what is it? Definition, meaning of the word

The article will tell about the origin and meaning of the customary law of Islamic peoples, which is called adat

What is materialism? Who is the materialist?

Who is a materialist? Before understanding this concept, it is necessary to have an idea of the definition of materialism. It is primarily a form of philosophical monism, which says that matter is the basic substance in nature, and that everything (including consciousness and psyche) is the result of material interactions. Accordingly, a materialist is an adherent of the idea of materialism or its follower

Halogens: physical properties, chemical properties. The use of halogens and their compounds

Halogens in the periodic table are located to the left of the noble gases. These five toxic non-metallic elements are in group 7 of the periodic table. These include fluorine, chlorine, bromine, iodine and astatine

Impulse of force - what is it? Law of momentum

Often in physics they talk about the momentum of a body, implying the amount of motion. In fact, this concept is closely connected with a completely different quantity - with force. What is this impulse of force, how is it introduced into physics, and what is its meaning, all these issues are covered in detail in the article

Peak is What is the peak of a mountain, the peak of a cycle?

The Russian language is very interesting and varied. Some words that sound the same in different sentences can have completely different meanings. Let's talk about some of them. Quite often in speech you can find the word "peak". This simple combination of three letters can mean "limit", "top" or "rise", depending on the adjacent noun or adjective

How to calculate interest on a loan or deposit yourself

Currently, it is difficult to meet a person who does not use banking services. Many use payment cards, transfers, loans and make deposits. At the same time, there is an opinion in society that financial structures systematically deceive ordinary customers by charging excessive amounts on loans and underpaying on deposits. This is due to the fact that most customers do not know how to calculate interest, but you can do it yourself

Federal states of Austria and their capitals

Austria is a country located in Central Europe. However, this is not an ordinary country, as the territory of Austria is divided into nine federations. Each of them has its own capital and its own parliament. About the federal lands of Austria and their capitals, the internal structure and unusual facts will be discussed in this article

Chemistry is fun

To understand the essence of a particular science, you must first of all enjoy learning, discovering something new. In this case, it's chemistry. Believe me, she can give the student of her true pleasure. And this is not just an accumulation of knowledge with a dry balance of facts. It is very interesting to observe chemical transformations, and illustrative examples in the laboratory can arouse the brightest interest in the student! Because chemistry is the foundation of all substances

Unrestrained means having no limits

How free can a person be? It all depends on the framework set for it. Some all their lives remain within the limits of universal morality, while others are called "unrestrained." What does the word mean? Find out from the article

The northernmost city in Russia - Pevek

On the 70th parallel is the northernmost city in Russia - the port of Pevek. It is a port city, the administrative center of Chaun-Chukotka, the northernmost municipal district of the Far Eastern Russian Peninsula

Tashkent is the capital of which country? Tashkent, Uzbekistan: map, photo

Tashkent is one of the most ancient and mysterious cities of Central Asia. Situated on the Great Silk Road, the city has always attracted merchants, wandering travelers and tourists. In this article, we travel to interesting places in Tashkent: on our way - the colorful oriental bazaar Chorsu, the Friday Mosque, the Botanical Garden and other attractions located in the city of the legendary Tamerlane

How to quickly learn a paragraph for an answer in a school lesson?

Every student dreams of learning how to quickly learn a paragraph on their own. In fact, there is nothing complicated in this. Simple rules for memorizing any oral homework especially for you in our article

Chemical element gold: properties. How is gold found?

Gold jewelry has been valued since ancient times. Few people know when and how the precious metal was first discovered. The history of the chemical element is rich in eventful events. Today, gold is used not only in jewelry, but also in other industries

Sweater - what is it? Meaning of the word

Sweater is, at first glance, an ordinary, familiar and understandable word. But if you dig deeper, it turns out that not everyone knows exactly what it really means. For example, not everyone will immediately say how a sweater differs from a pullover or jumper. Therefore, it will be interesting to consider the lexical meaning of the word "sweater", its origin and make small discoveries

Term paper. Approximate course work plan

All students have to write term papers and tests, abstracts and projects. Writing a term paper is a complex and time-consuming task. Knowing how to plan a term paper can significantly reduce the time it takes to write it

Coat of arms of Kursk: description and meaning

Each major settlement in our country has its own official symbols. When and under what circumstances did the coat of arms of Kursk appear? We will try to find the right answer to this question and explain its meaning in accordance with heraldic rules and canons

Vertebrate subtype: class, subclass, characteristic features, features of the internal and external structure

Vertebrate subtype (lat. Vertebrata) is the highest taxon of chordates, characterized by the most complex level of organization in the deuterostome series (insects are considered the top of protostomes). Another name for this group is cranial (lat. Craniota). The taxon unites about 57 thousand species of animals, which is approximately 3% of their total number

North Siberian lowland: description, geographical location, climate

The North Siberian Lowland (it can be clearly seen on the map) is a huge flat area located in the northern part of Eastern Siberia. It occupies the northern lands of two regions of the Siberian Federal District: the Krasnoyarsk Territory and the Republic of Yakutia

Square of Brazil, nature and population of the country

Brazil is the largest state in South America, an important player in the global market. Coffee, steel, automobiles, fabrics and shoes - all these goods are actively exported by Brazil. The area of the territory, as well as significant human resources, allow this state to be among the largest producers in the world. The natural conditions and population of Brazil will be discussed in this article

Currents of the Arctic Ocean. Waters of the Arctic Ocean. Scheme of currents

The Arctic Ocean, despite its relatively small size, is the main part of the world basin. The water temperature, which is vital for the entire planet, is maintained here by about a dozen large currents

What are the functions of lysosomes in a cell

In our article, we invite you to consider the functions of lysosomes in the cell. In addition, we will pay attention to the purpose of this organoid and its structure. As it has already become clear, the lysosome is an integral part of every cell. And everything that we see, what we touch, and we ourselves are a constructor, consisting of many tiny particles

Russian language: spelling. All spellings of the Russian language

The Russian language is rich in various rules. Orthograms are found in almost every sentence. In order to be literate, you need to memorize the spelling rules presented in this article

What is alkali, what reactions do the most famous of them enter into

Chemistry is a science that studies various reactions occurring in nature, as well as the interaction of some compounds with others. The main substances here are usually acids and alkalis, the reactions between which are usually called neutralization. They lead to the formation of a water-soluble s alt