What technological achievements occurred under the han dynasty? select all that apply. (3 answers) a. decimal system based on 10 b. metal swords and armor c. paper made from wood pulp d. seismographs e. shipbuilding methods

The correct answers are:

C) Paper made from Wood pulp

D) Seismographs

E) Ship building methods

Explanation:

The Han Dynasty was situated in modern-day China and is celebrated by many as the golden period in the history of the country. During four centuries of the Empire, it was known as the most advanced and richest place on earth and was known for many of it's ancient breakthrough technologies.

During the time, the Han perfected the art of making paper which quickly spread throughout the region and was one of the reasons for paper currency.

The Han were also known as specialist shipbuilders, with the most modern ships of the time build by them to navigate the large rivers and for sea trade with the rest of Asia.

They also built a primitive form of Seismographs to detect earthquakes.

answer: in october 1962, an american u-2 spy plane secretly photographed nuclear missile sites being built by the soviet union on the island of cuba. president kennedy did not want the soviet union and cuba to know that he had discovered the missiles. he met in secret with his advisors for several days to discuss the problem.

explanation: