Category: education

The Normans belonged to the Scandinavian tribes; Danes and Varangians can be attributed to them. The Danes lived closer to the west, and the Varangians to the northeast.

By the conditions of the problem, we have: h = 50 cm = 0.5 m – the height of the water column; p = 1000 kg / m

Vaccination is the introduction into the human (or animal) body of a special medicine – a vaccine. The vaccine contains a bacterium or a virus that cannot cause

The forest has a more complex food chain, since there are many different species of animals and plants in forest communities and the relationship of relationships between participants.

The peculiarities of the animals of the tundra are due to the harsh climatic conditions. 1. To warm the body, animals have thick fur, and birds have down

Explores the area of relations associated with power, state and legal organization of public life, the formation of political institutions. The sources of power, its formation and development,

A car weighing 1.5 tons begins to move with an acceleration of 0.5 m / s ^ 2. During the movement, a resistance force of 500 n acts

One of the richest centuries in the Middle Ages is 9. During this period, new states were formed on the territory of Western Europe. Feudal fragmentation there reached

In trapezoid ABCD, base BC is perpendicular to side AB, angle D is 60, diagonal AC is perpendicular to side CD equal to 8cm. Find the base length

1. In a right-angled triangle ABC, side AB is the hypotenuse, the leg AC is adjacent to the angle A, the cosine of which is 0.3. 2. AC /