What did Chinese astronomers discover quizlet?

What did Chinese astronomers discover? They discovered why the moon shines and why solar eclipses happen. Why did Chinese use the compass and seismograph? They used the seismograph to detect earthquakes and they used the compass to know where they were going and where they were.

For what purpose did the Chinese use the compass and the seismograph?

For what purposes did the Chinese use the compass? To correctly place their homes and temples to get good fortune. For what purposes did the Chinese use the seismograph? To detect which way an earthquake was coming.

Why was salt an important trade item in ancient times?

Salt was an equally important trade item. Salt was valued in ancient times because people used it to help preserve meat and vegetables. At first, people only knew how to get salt from the sea. During the Han dynasty, the Chinese learned how to mine salt from under the ground.

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What improvements did the Chinese make under Han rulers quizlet?

Until han rule, the chinese created many new inventions. One was paper. Paper made books more available and increased learning. the chinese also improved farming by inventing a new two bladed plow.

How was the production of silk made easier during the Han period?

How was the production of silk made easier during the Han period? The production of silk was made easier when the Chinese developed a foot-powered machine that wound fibers onto a large reel, ready for use. … The Chinese wrote on silk and bamboo before the invention of paper.

What did Chinese astronomers discover?

What did Chinese astronomers discover? They discovered why the moon shines and why solar eclipses happen. Why did Chinese use the compass and seismograph? They used the seismograph to detect earthquakes and they used the compass to know where they were going and where they were.

What did the Chinese invent first?

Before its invention, words were written on various natural materials by ancient peoples-on grass stalks by the Egyptians, on earthen plates by the Mesopotamians, on tree leaves by the Indians, on sheepskin by the Europeans and strangest of all, even inscribed on bamboo or wooden strips, tortoise shells or shoulder …

Why is Chinese salt illegal?

The central government took notice. In 119 BCE, Emperor Wu of Han cast about for ways to finance his expansionist policies, and at the urging of his Legalist advisors, decreed salt and iron to be state monopolies.

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Who discovered salt for food?

The Egyptians were the first to realize the preservation possibilities of salt. Sodium draws the bacteria-causing moisture out of foods, drying them and making it possible to store meat without refrigeration for extended periods of time.

Is salt worth its weight in gold?

The most common exchange was salt for gold dust that came from the mines of southern West Africa. Indeed, salt was such a precious commodity that it was quite literally worth its weight in gold in some parts of West Africa.

How did the Han Most Improved Chinese government?

The Han made great improvements to the Chinese government. They adopted a centralized government established by the Emperor Qinshihuangdi. They also used a bureaucracy, a bureaucracy was shaped like a pyramid and the person above controlled the people below them.

What are two discoveries made by Chinese doctors during the Han dynasty?

List two discoveries made by Chinese doctors during the Han dynasty. They learned that a pulse indicates a person’s heartbeat. The blood circulates throughout the body. Anthesistic was developed.

What improvements did the Chinese make under Han rulers?

Weaving greatly improved under the Han, especially of silk which, using new foot-powered looms, could have as many as 220 warp threads per centimetre of cloth. Innovations were also made in science such as the use of sundials and primitive seismographs. In medicine, one popular development was the use of acupuncture.

What did the Chinese write on before they invented paper?

The invention of paper greatly contributed to the spread and development of civilization. Before its invention, bones, tortoise shells, and bamboo slips were all used as writing surfaces, but as Chinese civilization developed they proved themselves unsuitable because of their bulk and weight.

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Which of these Han inventions made life easier for the farmers?

The iron plow made it easier to prepare fields for planting.

What new technology most helped the Han in warfare?

Describe three new military weapons used by the Han army? Fish scaled, iron swords, crossbow. In addition to scaring away enemies, how else did the kite help the Han army? It was used to send messages.