Archimandrite Macarius (Veretennikov)

The phenomenon of internal friction (viscosity)

Viscosity is the ability of a fluid to resist shearing forces. This property of a liquid manifests itself only when it moves....

in detail / 19.02.2024
Records in science and technology

A chemical element is a collective term that describes a collection of atoms of a simple substance, that is, one that cannot be divided into...

in detail / 26.01.2024
What are the names of houses in Antarctica?

Antarctic houses and villages Snow drifts are one of the main natural factors that must first be taken into account when...

in detail / 28.12.2023
Literary commentator Mikhail Vizel - about new books that are worth reading Where are we now in this abyss?

In "The Slant Book," a baby in a stroller literally rolls down a mountain. Mikhail, I’m a mother, why is it so funny to me then? Because it's a horror comedy...

in detail / 22.10.2023
Class hour "polite words"

Nowadays, raising a polite child is not so easy. From all sides he is bombarded with profanity, incorrect communication between...

in detail / 19.10.2023
Sensitivity of Soviet photographic film Alphabetical index of terms in English

Title (English): Industrial automation systems and integration. Product data representation and exchange. Part 203. Application protocol....

in detail / 27.08.2023
How to overcome creative block?

Sooner or later, any freelancer faces creative block. And, as a rule, he remembers for a long time that unpleasant feeling when he realizes that...

in detail / 30.07.2023
What event happened in 1216

VKontakte The Battle of Lipitsa is a battle between the younger sons and Murom residents, on the one hand, and the united army from Smolensk and Novgorod...

in detail / 30.06.2023
Russian language lesson "How do we build sentences?

Topic II. Lexical and stylistic norms of the Russian literary language 2.1. The variety of meanings of a word. Homonymy 2.2. Lexical synonymy...

in detail / 23.06.2023
Special status of Novorossiya Novorossiya special department in contact

The original was taken from avva in Sergeev’s memoirs about the LPR. This stunning text is worth reading in its entirety. Militia “volunteer” Evgeniy Sergeev writes...

in detail / 25.01.2023
Gagarin's space flight: what you should know about one of the main events of the 20th century How long did man's flight into space last?

On April 12, 1961, exactly 55 years ago, a historical event occurred that shook, without exaggeration, the whole world - the Smolensk boy Yuri...

in detail / 18.05.2022
How many years have they been serving in the navy now? Conscript service in the navy.

In Soviet times, the Morflot was used to scare conscripts at military registration and enlistment offices, since the period of service in it reached 36 months, which was a year more than...

in detail / 20.04.2022
Lesson summary "Sound and letter E"

Today we will introduce our kids to the next letter of the Russian alphabet - the letter “E”. I suggest you print and complete some very interesting and...

in detail / 19.03.2022
How to find out how many syllables are in a word?

1. Carry out an experiment. Bring your palm to your mouth and say the word mom. How many times did a stream of air touch your palm when pronouncing this word?...

in detail / 19.03.2022
Days of military glory and memorable dates in Russia Days of military glory in May

Calendar of significant and memorable dates in Russia in 2017 § 1155th anniversary of the birth of Russian statehood § 1135th anniversary of the unification...

in detail / 28.05.2021
Division table lesson. Division

Although mathematics seems difficult to most people, it is far from true. Many mathematical operations are quite easy to understand...

in detail / 10.12.2020
Preparation of alcohols, application, properties

In organic chemistry, you can find hydrocarbon substances with different amounts of carbon in the chain and C=C bond. They are homologues and...

in detail / 14.07.2020
Conquest of Siberia years. History of Siberia. Development and development of Siberia. Annexation of Siberia to Russia

Beyond the great Stone Belt, the Urals, lie the vast expanses of Siberia. This territory occupies almost three quarters of the entire area of ​​our...

in detail / 04.07.2020