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The science





09/19/2016

What is the numerical expression

Lesson of mathematics in Grade 2

Expressions are the foundation of mathematics. The concept is fairly widespread.

Much of what we have to deal in mathematics - and the examples and equations, and even fractions - are expressions.

(Further…)
09/19/2016

How to calculate the molar mass of substance

How to calculate the molar mass of substance

The term "molar mass of a substance" means the mass of one mole of it, that is an amount of substance which contains 6,022h10 ^ 23 atoms, ions or molecules.

Measured this mass in grams / mole.

(Further…)
09/19/2016

Where on earth there was water

Where on earth there was water

The origin of water on the blue planet and remains an unsolved mystery for all of humanity, as the origin of the planet Earth.

I still do not cease debate among scientists around the world working in this direction.

(Further…)
09/19/2016

WHAT butyrate

What butyrate

Narcotic drugs and nature, and manWe invented a set, but unlike natural poisons and hallucinogens, synthetic much more harmful and toxic. They have a terrible impact on the effects on the body.

One of such materials is known as naming butyrate.

(Further…)
09/19/2016

How do you know when the full moon

How do you know when the full moon

Even in ancient times people have noticed that the Moon is able to influence their lives. They waited for the full moon to carry out various rituals, to look into the past or the future.

Even today, many believe that it was the full moon should be planted some plants to gather a rich harvest, go on a diet to have a slim body.

They even believe that the full moon, they only dream of prophetic dreams or nightmares.

(Further…)
09/19/2016

What is the square root of the arithmetic

What is the square root of the arithmetic

Any arithmetic operation has its opposite.

Addition opposite subtraction, multiplication - division.

They have their "doubles-antipodes" and exponentiation.

(Further…)
09/19/2016

What is the etymology

What is the etymology

Eating in everyday speech these or other words, the person usually does not think about the history of their origin. Another thing - linguists.

They spend a lot of time trying to get to the true meaning of the words and to restore the path of their development.

There is even a special branch of linguistics devoted to these issues, which is called etymology.

(Further…)
09/19/2016

WHAT morphological features

What morphological features

Many people have heard the term 'morphological features "on Russian language lessons.

But not everyone knows that it is applicable to biology.

To deal with what exactly the signs of living organisms should be classified as morphological, you must first define the terms.

(Further…)