Secondary education and schools

In nature, everything is made up of chemicals. They, in turn, have a complex structure that cannot be determined with the naked eye. How should the smallest particles be arranged in order for a chemical compound to take a gaseous, liquid or solid state? It depends on its crystal lattice and the bond between the atoms. Last modified: 2025-01-23 12:01

All the diversity of the living world is almost impossible to express in quantitative terms. For this reason, taxonomists grouped them into groups based on certain features. In our article, we will consider the properties, basics of classification and levels of organization of living organisms. Last modified: 2025-01-23 12:01

Nature is everything that surrounds us, including living beings, objects and phenomena. At all times, it was studied in detail, experiments and research were carried out. Therefore, even today, schoolchildren are beginning to learn the connection between animate and inanimate nature, examining in detail everything that in one way or another concerns the world around us. Last modified: 2025-01-23 12:01

Earth is a house in which various living creatures have been living for billions of years. But one of the young species of fauna is Homo sapiens or, in other words, “reasonable man”. And, as befits a very young being, the human race sometimes asks very difficult questions. One of these is the question of the area of the globe. Modern science has been able to give an exact answer to the problem. Last modified: 2025-01-23 12:01

Antarctica is the sixth continent, the last of the discovered continents. Due to the extremely harsh conditions, it is inaccessible to most. However, people do not really want to come here. Only trained researchers survive here for quite a long time. Hurricane winds, low temperatures, endless expanses of ice and snow - that's what Antarctica is. The climate of the continent is primarily determined by the geographical position of the mainland. Last modified: 2025-01-23 12:01

In Russian, words, apart from their lexical meaning, have stylistic overtones. This determines the use of the word in a particular context. For the first time, the "Theory of three calms" was brought out by M.V. Lomonosov, but over time it has undergone significant changes. Therefore, the expression "pathetic phrases" can be understood in different ways. Last modified: 2025-01-23 12:01

The Earth's climate periodically undergoes serious changes associated with alternating large-scale cooling, accompanied by the formation of stable ice sheets on the continents, and warming. The last ice age, which ended approximately 11-10 thousand years ago, for the territory of the East European Plain is called the Valdai glaciation. Last modified: 2025-06-01 07:06

The article tells about what a road is, what types it is. What is the importance of message paths? What old roads have survived to this day?. Last modified: 2025-01-23 12:01

What is movement? In physics, this concept means an action that leads to a change in the position of a body in space over a certain period of time relative to a certain reference point. Let us consider in more detail the basic physical quantities and laws that describe the movement of bodies. Last modified: 2025-01-23 12:01

Have you ever noticed how stable combinations like "beat your thumbs" or "cry crocodile tears" slip through your speech? But have you thought about what it is, how they appeared? These combinations are called phraseological units. More about what it is, you will learn a little later. Probably everyone at least once in his life heard the phrase "like a cat with a dog." But have you thought about what it means to "live like a cat and a dog"?. Last modified: 2025-01-23 12:01

The idea of Turgenev's novel "Fathers and Sons" came to the author in 1860, when he was vacationing in the summer on the Isle of Wight. The writer compiled a list of actors, among whom was the nihilist Bazarov. This article is devoted to the characteristics of this character. Last modified: 2025-01-23 12:01

About what a meal is. What is the meaning of the meal. What types of meals are there and how to deal with them. Christian customs and traditions during the meal. Last modified: 2025-01-23 12:01

Recently, education in the UK is becoming more and more popular all over the world. Why is this happening? How did it happen that the knowledge provided by a modest, by modern standards, northern country, is held in such high esteem? In this article, we will try to answer all these questions. In addition, readers will learn more about school education in the UK, about its levels and organization principles. In fact, our country has something to strive for. Last modified: 2025-01-23 12:01

How to cheat on the exam using a mobile phone? This method is the most popular. Two phones are taken for the exam at once. Last modified: 2025-01-23 12:01

The main issue of this article is the characteristics of Africa. The first thing you need to know is that Africa makes up one fifth of the land mass of our entire planet. This suggests that the mainland is the second largest, only Asia is larger than it. Last modified: 2025-01-23 12:01

One of the most difficult and at the same time the most interesting topics in mechanics, which is simply a shame not to know! How does a body move when only gravity acts on it?. Last modified: 2025-01-23 12:01

Binary compounds of oxygen with non-metallic elements are a large group of substances that are included in the class of oxides. Many non-metal oxides are well known to everyone. These are, for example, carbon dioxide, water, nitrogen dioxide. In our article, we will consider their properties and find out the scope of binary compounds. Last modified: 2025-06-01 07:06

Practically all elements of the periodic system of Mendeleev can form oxides, or oxides - binary compounds containing oxygen atoms in their molecules. The class of these inorganic compounds, in turn, is divided into several groups: basic, acidic, amphoteric and indifferent oxides. The purpose of our article is to study the physical and chemical properties of oxides, as well as their practical application and significance for humans. Last modified: 2025-01-23 12:01

As we know, a metropolis is a very big city. Or maybe we know very little about him, about this beautiful word? We offer a little more detail to understand what a metropolis is. Last modified: 2025-01-23 12:01

In the mixed broad-leaved forest, representatives of the fauna of the taiga forests also feel great: white hare, squirrel. In parallel, the most typical animals of mixed forests live: elk, brown bear, badger. Last modified: 2025-01-23 12:01

Someone prefers to buy a nativity scene at Christmas markets or in a store, ready-made, and someone prefers to make it with their own hands, at home. Carved from wood or cardboard figures of the main characters of the Christmas Story, painted in bright colors, symbolizing the Bright Holiday, cannot but please the eyes of both adults and children, regardless of religion. What is a vertep? What is its history in Russia and in other countries? Let's try to tell in this article. Last modified: 2025-01-23 12:01

Every day we come across accounts in social networks that are full of beauty, we alth. They represent success for ordinary people. However, we rarely think that the person from the photographs on the sea coast also started somewhere. Let's try together to figure out what tricks these people use. Last modified: 2025-01-23 12:01

Morphology is rightfully considered one of the most difficult sections of the Russian language. This is not surprising: many parts of speech are intertwined into one system, where each word has its own function. These functions are revealed during morphological analysis. Let's look at the parts of speech schemes together. Last modified: 2025-01-23 12:01

"Don't pretend to be a hose!" In the youth environment, you can often hear a similar phrase. Have you ever wondered where this expression comes from? The use of youth jargon in speech draws attention to itself and involuntarily causes a smile. So, let's take a closer look at what the phrase "pretending to be a hose" means. Last modified: 2025-01-23 12:01

Every people or nation, country or locality has its own cultural history. A large segment of cultural traditions and monuments is literature - the art of the word. It is in it that the life and life characteristics of any people are reflected, by which one can understand how these people lived in past centuries and even millennia. Therefore, probably, scientists consider literature the most important monument of history and culture. Last modified: 2025-01-23 12:01

What is a rhyme? These are short memorable rhymes that are pronounced with a clearly defined rhythm. Moreover, most of the lines are constructed in such a way that they want to be sung. And yes, the atmosphere is fun. So funny rhymes-songs are born from ordinary rhymes. Last modified: 2025-01-23 12:01

Mysterious fortitude - what is it? What does the lucky person who has it look like? A strong-willed person is one who does not exchange for trifles, sets goals and achieves them. He not only conquers peaks, but also inspires others to the exploits. Such a person always triumphs over circumstances. How to develop all this in yourself?. Last modified: 2025-01-23 12:01

Signature is a visiting card of a business person. She can tell a lot about her owner. How to come up with a beautiful and convenient signature?. Last modified: 2025-01-23 12:01

At the southernmost point of the Atlantic Ocean, amazing landmasses of volcanic origin are located: South Georgia and the Sandwich archipelago. What do we know about them? Where did these names come from, who was the discoverer and why are they remarkable? Let's take a closer look at this piece of the Atlantic. Last modified: 2025-01-23 12:01

The night sky is dotted with billions of stars, and although they appear to be very small bright dots, they are truly huge and staggering in their size. Each such “firefly” in the sky is a huge plasma ball, in the depths of which powerful thermonuclear reactions occur, heating the stellar matter to thousands of degrees on the surface and up to millions of degrees in the center. From a great distance, the stars seem insignificant, but very beautiful and shining. Last modified: 2025-01-23 12:01

Under the celestial sphere is understood an imaginary sphere of an arbitrarily given radius, and its center is located at any point in space. The location of its center depends on what task is set. For example, the eye of the observer, the center of the Earth, the center of the instrument, etc. are taken as the center. Each of the celestial bodies has a corresponding point on the celestial sphere, which is crossed by a straight line. It connects two centers - spheres and luminaries. Last modified: 2025-01-23 12:01

The school curriculum must have a topic: "Types of speech: description, narration, reasoning." But after a while, knowledge tends to be erased from memory, so it would be useful to fix this important issue. All the necessary information about the types and styles of speech, as well as examples on the topic, can be found in this article. Last modified: 2025-01-23 12:01

The city of Cheboksary is not very large in size (the area of the urban district is 250 sq. km) and sparsely populated (the population is 470 thousand people), but it amazes with its beauty, clean streets, fountains and squares. Last modified: 2025-06-01 07:06

Definition, circumstance, addition - these are the names of the words participating in the sentence, which are combined into a group of secondary members. Their task is to supplement, clarify, explain the main members of the proposal or each other. They have their own, only their own, questions. Last modified: 2025-01-23 12:01

Phraseologisms are stable expressions that have firmly entered the language system. Their distinctive features are their figurative meaning and the absence of specific authorship. In Russian, almost every word is part of a catchphrase. The noun "word" is no exception. Last modified: 2025-01-23 12:01

The 20th century in world history was marked by important discoveries in the field of technology and art, but at the same time it was the time of two World Wars that claimed the lives of several tens of millions of people in most countries of the world. Last modified: 2025-01-23 12:01

The article talks about what solar time is and what is its impact on human activity, and also helps to understand the importance of adjusting biorhythms to natural cycles. Reveals the features of the solar and lunar cycles. Last modified: 2025-01-23 12:01

Astronomer is a person interested in cosmic processes and phenomena. What does it mean to be an astronomer? Who was the first to ask questions about the mysteries of the sky? Learn about the first and great astronomers in our article. Last modified: 2025-01-23 12:01

Mikhail Vasilyevich Lomonosov is a unique figure in the history of our country. He did a lot for Russia, showing himself in various fields. The merits of Lomonosov in many sciences are great. Of course, Mikhail Vasilyevich Lomonosov (years of life - 1711-1765) is a man of versatile interests and encyclopedic knowledge. Last modified: 2025-01-23 12:01

The Mozambique Strait, which is located in the waters of the Indian Ocean between the African continent and the island of Madagascar, is the longest in the world. Last modified: 2025-01-23 12:01