How to look at the compass direction (direction positioning compass download)

2. How to look at the direction of the compass?

The compass direction is southeast and northwest.

4. How to identify the letters in the direction of the compass?

1. The "n" of the compass refers to the North, which is the first letter of the English word north.

2. "S" refers to the South, which is the first letter of the English word South.

3. Compass, called Sina in ancient times, is mainly composed of magnetic needles installed on the shaft. Under the action of natural geomagnetic field, the magnetic needle can rotate freely and keep in the tangential direction of magnetic meridian. The north pole of the magnetic needle points to the north pole, and this property can be used to distinguish the direction.

It is often used in navigation, geodesy, tourism and military affairs.

5. The invention of the compass that indicates the direction physically has three parts, namely Sina, compass and magnetic needle, all of which belong to the invention of China.

6. According to ancient mine records, it first appeared in the area of Cishan during the Warring States Period.

7. Compass is the result of long-term practice of working people in ancient China.

8. As one of four great inventions of ancient china, its invention has played an inestimable role in the development of human science, technology and civilization.

9. In ancient China, the compass was first used for ceremonies, etiquette, military affairs and divination, and to determine the orientation when looking at geomantic omen.