Secondary education and schools

Natural zonation - what is it? Who developed the law of geographic zoning, and what does it represent?. Last modified: 2025-01-23 12:01

The article describes the basic information about the country - the area of Iran, geographical, economic and cultural features. Last modified: 2025-01-23 12:01

The Araks River captures the territory of Transcaucasia: Turkey, Armenia, Azerbaijan, etc. According to historical facts, it can be argued that the water flow was a conditional border between the great Russian Empire and Persia (now Iran). The first mention of the reservoir appeared quite a long time ago - in the VI century BC. uh. Last modified: 2025-01-23 12:01

South America is the fourth largest among the continents of the Earth. More than 7 thousand km long and about 5 thousand wide, it has a total area of 17,800 square kilometers. The map of South America clearly shows us that this continent did not fit entirely in the Southern Hemisphere, part of it is located in the Northern. The population of the mainland is more than 385 million people. Last modified: 2025-01-23 12:01

Studying the composition of matter, scientists came to the conclusion that all matter consists of molecules and atoms. For a long time, the atom (translated from Greek as "indivisible") was considered the smallest structural unit of matter. However, further studies showed that the atom has a complex structure and, in turn, includes smaller particles. Last modified: 2025-01-23 12:01

Man has many needs. And they are all natural. We need food, water, sleep, communication, awareness of the meaning of life, self-realization and much more. Well, the topic is very interesting. And detailed. You can’t discuss all of it, but at least the basic concepts should be given attention. Last modified: 2025-01-23 12:01

Randomness is what surrounds us. But here it all depends on what beliefs a person holds. Some people believe in God, some don't. If the hypothesis is the first, then the world is moving in accordance with the divine plan, if the hypothesis number two is held in high esteem, then the world is filled with accidents and absurdity. Whatever you believe, you should learn the meaning of the word "accident" in order to properly operate on it. Last modified: 2025-01-23 12:01

Today we will talk about the experience of Faraday, an English physicist, and the importance of electromagnetic induction in the modern world. Last modified: 2025-01-23 12:01

Unattainability and impracticability of the planned. The impossibility and utopianity of what one dreams of. Who is not familiar with this? Fantasy and ephemeral, chimerical and ghostly. Everyone has ever experienced something like this. All these definitions are the illusory nature of the world, only in other words. Last modified: 2025-01-23 12:01

Iron compounds, characteristics and diversity. Iron as a simple substance: physical and chemical properties. Iron as a chemical element, general characteristics. Last modified: 2025-01-23 12:01

The adjective "constructive" has got into the zone of special attention today - this is the term we will talk about. Favorite word of politicians… Probably, it captivates them with its streamlinedness, because careful wording is what diplomacy is famous for. Last modified: 2025-01-23 12:01

The equatorial belt is a geographical region of our planet, which is located along the equatorial strip. It simultaneously covers parts of the Northern and Southern hemispheres, while the climatic conditions in both parts of the world are the same. The equatorial climate zone is considered the hottest on Earth, but at the same time, high temperatures are combined there with the same high humidity levels. Last modified: 2025-06-01 07:06

Before you know what swamp soils are, it makes sense to recall what “soil” is in general. Many immediately presented the school class, the teacher of natural history and his words about the solid shell of the Earth - the lithosphere. Its top layer has a unique quality - fertility. This is the soil. The fertile layer was formed over millions of years. Last modified: 2025-01-23 12:01

The primitive (pre-class) era in the development of mankind covers a huge time period - from 2.5 million years ago to 5 millennium BC. e. Today, thanks to the work of archaeologists, it is possible to restore almost the entire history of the emergence of human culture. Last modified: 2025-01-23 12:01

The primitive era of mankind is the period that lasted before the invention of writing. In the 19th century, it received a slightly different name - "prehistoric". If you do not delve into the meaning of this term, then it unites the entire time period from the origin of the Universe. But in a narrower perception, we are talking only about the past of a person up to a certain period. Last modified: 2025-01-23 12:01

When solids interact with various external factors, changes can occur, both internal and external. One example of such a change is the mechanical stress that occurs inside the body. Last modified: 2025-01-23 12:01

If you need to make a ladybug (applique) with a child at home or in an organized group, explore several options and choose the one that suits the level of complexity and speed of production. Children will be happy to make this cute insect with their own hands at home or in the garden. Last modified: 2025-01-23 12:01

The article describes the most famous plucked musical instruments - harp, guitar, banjo and panduri. Where did they come from? How are some of them related, what interesting facts are there in their history?. Last modified: 2025-01-23 12:01

Among creative people and critics of different eras and countries, disputes about the understanding and meaning of this word probably never stop. Some people think that talent is the lot of the elite, God's spark, which arises completely unpredictably and quite rarely on Earth. Last modified: 2025-01-23 12:01

What is behavior? Is it simply the response of an individual or group to an action, environment, people, some stimulus, or something more? Human behavior is a term used to describe a person's action and behavior. Learning to observe and correctly understand it is an important part of psychology. Last modified: 2025-01-23 12:01

Arthropods are the most common representatives of the animal world on the planet. Just imagine: their number is ten times greater than the number of all other species combined! General characteristics of arthropods, features of their external and internal structure, life processes are presented in our article. Last modified: 2025-01-23 12:01

Niagara is a river that is one of the major water streams in North America. Her beauty is to be envied. After all, this is not an easy channel flowing through the area. The uniqueness of the river is that it has many waterfalls. They are known all over the world. A lot of people tend to come here at least once to see this unearthly beauty with their own eyes. Last modified: 2025-01-23 12:01

The growth of the Internet is like an explosion and .com sites are constantly mentioned on TV, radio and in magazines. Since it has become a significant part of our lives, it is necessary to understand it well in order to use this tool most effectively. This article explains the concepts and types of the Internet, its basic infrastructure and technologies that ensure its functioning. Last modified: 2025-06-01 07:06

The Yangtze (translated from Chinese as “long river”) is the most abundant and longest water flow of the Eurasian continent. It flows through China. Last modified: 2025-01-23 12:01

The rivers in Italy are incredibly beautiful and picturesque, along the banks there are colorful towns, each of which has its own characteristics, unique culture, history and traditions. The Tiber River is one of the most important waterways of the Italian capital Rome. Last modified: 2025-01-23 12:01

Ancient stone cathedrals began to be built after the proclamation of Christianity as the state religion of Russia. For the first time they were erected in the largest cities - Kyiv, Vladimir, and Novgorod. Most of the cathedrals have survived to this day and are the most important architectural monuments. Last modified: 2025-01-23 12:01

Now there are a lot of opportunities on the Internet to test your hearing acuity online. To do this, you need to start a video with sound, the frequency of which is increasing. The creators of the test recommend testing with headphones so that extraneous noise does not interfere. The audio frequency range in the video starts with such high values that only a few can hear. Further, the frequency of the sound gradually decreases, and at the end of the video, a sound is heard that even a person with hearing loss can hear. Last modified: 2025-01-23 12:01

North America is usually associated with the US and Canada, but there are 21 other states on the mainland. It is the third largest continent on our planet. It has a diverse relief, unique fauna and flora in its own way. There are the high mountains of the Cordillera, the deep Grand Canyon and much more. We will talk more about this in the article. Last modified: 2025-01-23 12:01

This article will focus on a special section of mathematics called combinatorics. Formulas, rules, examples of problem solving - all this you can find here by reading the article to the very end. Last modified: 2025-01-23 12:01

The article deals with the fundamental physical concept - force. The interaction of bodies, substances, fields allows us to describe almost all natural phenomena. Last modified: 2025-01-23 12:01

Fun is a very ancient word. So far, we can only state a fact, and the evidence is ahead. Yes, and the noun occupies us only because we have to consider and analyze the adjective "funny" - this is the main task. But let's start with history. Last modified: 2025-01-23 12:01

With the beginning of the period of formation of the exact sciences, a need arose for the classification and systematization of the acquired knowledge. The difficulties faced by natural scientists were caused by an insufficient amount of knowledge in the field of experimental research. Last modified: 2025-01-23 12:01

If you are a student, a student or a graduate student, then you probably come across quite often with the writing of various scientific articles, abstracts, final works at the end of the year, diplomas. At the end of any work it is necessary to indicate the list of sources used. Read our article on how to arrange it correctly. Last modified: 2025-06-01 07:06

Since ancient times, man turned his gaze to the sky, where he saw thousands of stars. They fascinated him and made him think. Over the centuries, knowledge about them has been accumulated and systematized. And when it became clear that the stars are not just luminous points, but real cosmic objects of enormous size, a person had a dream - to fly to them. But first we had to determine how far they are. Last modified: 2025-06-01 07:06

Modern science has a relatively large stock of knowledge about the Earth's atmosphere and the variety of processes occurring in it. It would seem that all this should be well researched and meticulously modeled in laboratories favored by scientists. However, it turns out that until now there is no clear, unambiguous picture of such a phenomenon as atmospheric electricity. On the contrary, there are several models, each of which has its pros and cons. Last modified: 2025-01-23 12:01

The bone of contention between the two states was the uninhabited island of Hans. In the Kennedy Strait, which is located between Greenland and the Canadian island. Ellesmere, and this disputed territory is located. Quite often, such conflicts are resolved with the help of the armed forces, but not in this case. Both states value peaceful relations and democracy. However, "things are still there." This small piece of land cannot be divided for a century. Last modified: 2025-01-23 12:01

Extracurricular activities are currently given significant attention in kindergartens and schools. How to host an extracurricular activity? How to give him an analysis? Together we will look for answers to the questions posed. Last modified: 2025-01-23 12:01

The most common task for the home, which almost all parents of elementary school students face, is to create a model of the Earth, for example, for an exhibition-competition. Often, moms and dads fall into a stupor, because they simply do not have enough imagination to complete such a task. It is for such parents that our article will be very useful. Last modified: 2025-01-23 12:01

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. Last modified: 2025-01-23 12:01

Many people say: “Erudition is very important!” But they do not really understand what phenomenon is behind this concept. Let's figure it out today. Last modified: 2025-01-23 12:01