Secondary education and schools

Greenland area, climate, population, cities, flag

On our planet there are many different states that differ in language, culture and other characteristics. But there are very few of those that are located on the islands, and are either separate countries or broad autonomies. Last modified: 2025-01-23 12:01

Cutting is Meanings of the word

Cutting - what is it? This word has many interpretations and denotes both an action and an object at the same time. Not everyone knows, but etymologically it has a connection with such a garment as a shirt. More details about the fact that this is a felling will be discussed in the article. Last modified: 2025-01-23 12:01

How to prove that the sequence converges? Basic properties of convergent sequences

What does a mathematician mean when he says that a number sequence converges? This can be explained by examining specific examples. They will help clarify some of the confusing concepts associated with the construction of numerical patterns. Last modified: 2025-06-01 07:06

Copper malleability. Characteristics of copper

I wonder what the characteristic of copper looks like? It is known that this is an element of the 11th group of the 4th period of the system of chemical elements of D. I. Mendeleev. Its atom has number 29 and is denoted by the symbol Cu. In fact, it is a transitional ductile metal of a pinkish-golden color. Last modified: 2025-01-23 12:01

Femur and ischium: general information and ossification process

The information in this article is intended to give a better understanding of the two bones in our body, namely the ischium and the femur. We will consider their structural features, for example, the presence of a branch at the ischium or a trochanter at the femur, as well as their shape and ossification process. Last modified: 2025-01-23 12:01

Why is a squirrel called a squirrel? Answers to all questions

This question is often of interest not only to children, but also to adults. Indeed, it is insanely interesting to see this fluffy animal next to you, and not high up on a tree. Last modified: 2025-01-23 12:01

Where does lightning strike? Thunderstorm as a natural phenomenon

Thunderstorm is not only beautiful lightning in the sky, but also danger. The sky covered with dark blue clouds, strong wind, thunder, flashes - all that we are used to seeing in this phenomenon. Many have probably wondered more than once: “Where does lightning strike during a thunderstorm?”. Last modified: 2025-01-23 12:01

Zoogeography is the science of animals

Zoogeography is a science that studies the patterns of distribution of various animals on Earth. Why do certain animals occupy this particular location? Why is this range the best for certain species? Zoogeography can answer these and many other questions. Last modified: 2025-01-23 12:01

The meaning of the word "tribe". Reasons for the emergence of tribes

By the way, some tribes still survived to this day. Scientists even specifically looking for them. Seeing the tribe with your own eyes is quite interesting. These people have never seen TV, and certainly have no idea what the Internet is. Last modified: 2025-01-23 12:01

What reactions are typical for alkanes

Each class of chemical compounds is capable of exhibiting properties due to their electronic structure. Alkanes are characterized by substitution, elimination or oxidation reactions of molecules. All chemical processes have their own characteristics of the course, which will be discussed further. Last modified: 2025-06-01 07:06

Eating flatworms. What do flatworms eat?

All representatives of multicellular animals differ in the level of organization, characteristic features of life processes and are combined into special taxa - types. There are 7 in total. A type of flatworm is one of them. These creatures have perfectly adapted to the conditions of existence and occupy their biological niche. How do flatworms feed? Find answers in our article. Last modified: 2025-01-23 12:01

Proteins: structure of proteins and functions

What functions do proteins perform, what is their structure and why do they play a huge role in the life of every organism - our article will answer all these questions. Last modified: 2025-06-01 07:06

Learn about everything that gave humanity the discovery of immunity

Knowing what protects you is very important. It is even more important to help your body. Scientists have long tried to understand the processes responsible for resistance to infections. And when they succeeded, we defeated many dangerous diseases and significantly improved the quality of life. Read more about immunity and its meaning in the article. Last modified: 2025-01-23 12:01

Ebola - a river in Africa

In the central part of Africa is the Democratic Republic of the Congo (formerly Zaire), a former French colony. Its capital is Kinshasa. The province is located along the southern coast of the Congo River. This is the only full-flowing river that crosses the equator twice. It is the second longest in Africa after the Nile. The Ebola channel flows into the main Congo. Last modified: 2025-01-23 12:01

Diagnosis of a child: types and methods. Tests for children

In the conditions of life of modern society, psychological and pedagogical diagnostics of the development of children is of great importance. Last modified: 2025-01-23 12:01

The largest islands in Greece. The best islands of Greece

Greece is a paradise in Europe. The country has become widely known for its rich history, it is no less interesting as an international resort. Consider the largest islands of Greece. Last modified: 2025-01-23 12:01

What is a dynasty? The spirit of history today?

Dynasty has long enjoyed honor, respect and universal recognition. Representatives of dynasties at all times constituted the highest society, set the tone for various events and were in many ways an example to follow. For more than one century, representatives of various dynasties have carefully preserved and passed on from generation to generation the huge legacies of their ancestors. Last modified: 2025-01-23 12:01

Physics of the radiation process. Examples of radiation in everyday life and nature

Radiation is a physical process, the result of which is the transfer of energy using electromagnetic waves. The reverse process to radiation is called absorption. Let us consider this issue in more detail, and also give examples of radiation in everyday life and nature. Last modified: 2025-01-23 12:01

Cities of Holland: description

Holland is an amazing country. It is known as the huge "flower garden" of Europe. There are also unique architectural structures. What are the most popular cities in Holland? An alphabetical list is provided in this article. Last modified: 2025-01-23 12:01

Brigantine is a dream sailboat

Sailing ships have always attracted romantics. What could be more beautiful than sailing on the waves on a ship driven by a fair wind? The names of the ships are already poetry. Frigate, battleship, schooner - they all evoke thoughts of long voyages across uncharted seas. But the most famous ship is the brigantine. Last modified: 2025-01-23 12:01

Types and examples of biogeocenosis. Biogeocenosis and ecosystem

Biogeocenosis is a natural formation with clear boundaries. It consists of a set of biocenoses (living beings) that occupy a certain place. For example, for aquatic organisms, this place is water, for those who live on land, it is the atmosphere and soil. Below we will look at examples of biogeocenosis that will help you understand what it is. We will describe these systems in detail. You will learn about their structure, what types of them exist and how they change. Last modified: 2025-01-23 12:01

Volga depth, width, location and other features

What is the depth of the Volga in its various sections? To answer this question, you need to consider all parts of the river separately - the Upper, Middle and Lower Volga. The study will also need to include the depth of the numerous reservoirs located on it. Last modified: 2025-01-23 12:01

Markovnikov's rule V. V. Essence and examples

Russian scientist VV Markovnikov established that the reaction mechanism depends on the state of the carbon atoms in the double bond. The hypothesis put forward by the chemist was confirmed after discoveries in the field of the structure of the atom. Markovnikov's rule laid the foundation for the creation of a scientific theory that has practical application. It allows you to more rationally organize the production of polymers, lubricating oils, alcohols. Last modified: 2025-01-23 12:01

Chitin. What is chitin, application, interesting facts

What is chitin in biology? It is not only a structural component that prevents water loss, but also a biopolymer with bactericidal properties. This makes it possible to use chitin in the production of bandages, gauze and special bath sponges. Last modified: 2025-01-23 12:01

Gymnasium 1 Neryungri (Yakutsk): address, phone, reviews

In the modern world it is very fashionable and prestigious to teach a child in an elite school, lyceum or gymnasium. Is it worth chasing a developed trend or is it necessary to weigh all the pros and cons? Or maybe your child is endowed with abilities and they should be developed? We will try to resolve this issue for you by introducing you to such an institution as gymnasium 1 in Neryungri. Last modified: 2025-01-23 12:01

Types and kinds of lessons. Classification and tasks

Let's consider the types of lessons used in modern educational institutions. Using examples, we will show the types of training sessions, their selection taking into account the individual characteristics of Russian schoolchildren. Last modified: 2025-01-23 12:01

Watt - unit of power

Watt is a physical quantity that everyone has to deal with on a daily basis without even knowing it. What is it measured, when did it arise, and by what formula can it be found? Let's find the answers to all these questions. Last modified: 2025-06-01 07:06

A couple of words about the ordinary, or What is a kilogram?

The concept of a kilogram, it would seem, does not carry anything new. After all, we are faced with this unit of measurement every day. 1000 grams is known to all. But do you really know everything about the kilogram? In the article you will find interesting information about this unit of measurement. Last modified: 2025-01-23 12:01

Rational and irrational nature management - what is it?

User of nature is a set of human actions related to the use of natural resources. They are soil, subsoil, water bodies, etc. Distinguish between irrational and rational nature management. Last modified: 2025-01-23 12:01

Every student should know how to find the mass of a substance

After reading the article, you can learn how to find the mass of any substance using simple knowledge of school chemistry. Last modified: 2025-01-23 12:01

What is the mole fraction of a substance? How to find the mole fraction?

As you know, the molecules and atoms that make up the objects around us are very small. To carry out calculations during chemical reactions, as well as to analyze the behavior of a mixture of non-interacting components in liquids and gases, the concept of mole fractions is used. What they are and how they can be used to obtain macroscopic physical quantities of a mixture is discussed in this article. Last modified: 2025-01-23 12:01

Lever in physics: equilibrium condition of the lever and an example of solving the problem

Modern machines have a fairly complex design. However, the principle of operation of their systems is based on the use of simple mechanisms. One of them is the lever. What does it represent from the point of view of physics, and also, under what condition is it in equilibrium. We will answer these and other questions in the article. Last modified: 2025-01-23 12:01

Ideal fluid and equations describing its motion

The section of physics that studies the features of the movement of liquid media is called hydrodynamics. One of the main mathematical expressions of hydrodynamics is the Bernoulli equation for an ideal fluid. This article is devoted to this topic. Last modified: 2025-01-23 12:01

The phenomenon of electromagnetic current induction: the essence of who discovered

The concept of induced electric current. Magnetic field and its properties. The discovery of the phenomenon of electromagnetic induction and the experiments of Michael Faraday. Left hand rule for determining the direction of the induced current. The phenomenon of self-induction. The use of electromagnetic induction in technology. Last modified: 2025-01-23 12:01

Saprophytes are Saprophyte mushrooms

What are saprophytes? From a biology course, not everyone will remember this definition. And they are all around us. Should they be afraid? What it is? What is the difference between saprophytes and parasites? Let's find out about all this. Last modified: 2025-01-23 12:01

The meaning of the expression "slow down"

In the article we will tell you what the expression "slow down" means. Quite often it is used not in the meaning that is the main one. Everything else you will learn by reading the article. It is short but very informative. Last modified: 2025-01-23 12:01

Pedagogical communities and their role

Pedagogical communities are a special form of organizing virtual interaction. Participation in them allows specialists located in different regions of the country and abroad to exchange experience, solve various issues, realize their potential, expand their knowledge. Last modified: 2025-01-23 12:01

A quality curriculum is the basis for an educator

In the modern world, it is necessary to revive the prestige of knowledge as a true we alth of a person, allowing him to realize his abilities, acquire a profession of interest to him, and work successfully. The craving for knowledge is inherent in people from early childhood. But it is one thing to strive for them, quite another to get what you want. And the main goal of the teacher is the transfer of knowledge and the development of the ability to obtain it independently. Last modified: 2025-01-23 12:01

How do you spell applause? Meaning, interpretation: remember the spelling

Today we'll talk about what is familiar to an artist, while others are either embarrassed or amazed. In the zone of special attention is the question of how to spell "applause". Last modified: 2025-01-23 12:01

"Muslim lady": meaning, origin and examples

In the old days, in the 19th century, the expression "muslin lady" appeared. It meant girls who are not adapted to life. Perhaps they were educated, but they did not know how to do anything. Today we will analyze the history, meaning and examples. Last modified: 2025-01-23 12:01