"concept" newsreels and historical clips

The film tells about the concept of stress, the proposed Canadian scientists of Hungarian origin H. Selye.

Shows the responses of different animals on the effects of various natural stress.

Part 1.

Herd of horses moving around in the corral.

Laboratory staff at work at the University of

Budapest ...

... candidates-finalists: "VID", "Podmoskovia", "TVC".

According to Lesin, the concept of VID was more modern and technologically advanced.

Vladimir Pozner criticizes the past competition, although he gives preference to the concept proposed by VID.

Causes an example of an overestimated rating of poor-quality ...

... of Kazan, a dome, murals, destroyed walls, different inscriptions on the walls.

Says the junior sergeant about the mockery of temples, about the concept of morality of man.

Restoration and restoration of the Kazan Convent.

... cartoon explaining the structure of a gas field.

The composition of gas in gas fields.

The concept of gas regime.

The concept of water pressure regime.

A cartoon showing the structure of a well in a gas field.

The concept of downhole in the field.

A cartoon showing the structure of a well in a gas-bearing ...

... pressure and spectral composition.

Determination of the intensity or strength of the sound.

The formula for the power of sound.

Definition of the concept of sound pressure.

The formula of the sound pressure amplitude.

Determination of sound intensity.

The formula of sound intensity.

A cartoon explaining ...

... The simplest example of periodic sound waves are sine waves.

The musician holds the bow on the tuning fork.

A cartoon explaining the concept of purity of tone.

The concept of elastic waves.

There are two main groups of sounds: tonal or musical and noises.

In tonal sounds, you can always find a set of harmonic ...

The musician plays the guitar.

The concept of sound.

Physical and physiological concepts of sound.

Physiological characteristics of sound: height; timbre; volume.

The influence of purity on the perception of pitch.

Experience with the savar siren device.

The physiological coloration of the sound is created ...

... engineer's remote control.

A cartoon explaining the area of audibility of sound.

The concept of sound pressure.

The sound pressure formula.

Explosion.

A cartoon telling about low-frequency elastic waves.

The concept of the voice of the sea.

Dolphins in a scientific laboratory at sea.

Ultrasound in nature ...

Head of the Centre for Special Education, educational psychologist tells M.M.Semago developed at the Center for the concept of organization developing environment; on Center specialists with children.

On the table and shelves are a variety of toys, designers, dolls and other play materials.

In the classroom ...

... writer and philosopher Alexander Zinoviev.

Writer about life abroad and about the studies of the West.

Communism and capitalism, the interpretation of concepts.

Conversation as a way of life of the Russian person and Russian society.

Opinion about the future of Russia.

A special way of each state (political ...

... of machines into energy, technological, transport, information.

Samples of each species.

The work of the press.

Details of the sewing machine.

The concept of a mechanism as an integral part of a machine.

Loader operation.

Samples of the lever mechanism.

Layout of the crank-slider mechanism.

Such a mechanism ...

... the Maltese cross.

Hydraulic mechanisms, such as the excavator boom, pneumatic mechanisms, such as a jackhammer, have been widely used.

Robot.

The concept of a mechanism link.

Samples of such links.

Links of the lever mechanism.

Alternating frames with different links of the lever mechanism.

A fixed link ...

... sample of such a mechanism on a bicycle.

In hydraulic and pneumatic mechanisms, one of the links is liquid or gas.

Layout of the piston operation.

The concept of input and output links.

Layouts of mechanisms with multiple input links.

One of the input links of such a mechanism can be used to regulate movement ...

... discovered to create ions in the surrounding air, so that the air becomes a conductor of electricity.

The concept of ionizing radiation.

A cartoon explaining the principle of creating ions.

The concepts of electrons, protons and neutrons.

The structure of the atom of hydrogen, oxygen, uranium.

The number ...

... radiation.

The film deals with 3.

Scientists called the first radiation alpha rays or alpha particles.

A cartoon explaining the nature of alpha rays.

The concept of an alpha particle.

The penetrating power of alpha particles.

The second radiation discovered by scientists is beta radiation.

The penetrating power ...

... slowly, only after 1600 years half of the original amount of powder remains.

The next 1600 years, the next half of the remaining powder disappears.

The concept of half-life.

Radium's daughter product radon decays by half in about 4 days.

It emits an alpha particle and becomes a heavy metal again, but a different ...

... radon222 with a half-life of 3,823 days, then into polonium218 with a half-life of 3.05 minutes, and so on.

This process continues continuously.

The concept of nuclide activity.

Portrait of the scientist Antoine Becquerel, after whom the unit of activity is named.

Study of human radiation dose.