From all the aforementioned, significant periods in Chinese history were marked by the: Shang, Qing and Xia. The answer to your question us 1, 4 and 5. I hope that this is the answer that you were looking for and it has helped you.
Answer:
The export of cotton increased by 50% between 1800 and 1860.
Explanation:
Whitney's cotton gin model was equipped for cleaning 50 pounds of lint every day. The model comprised of a wooden chamber encompassed by columns of slim spikes, which pulled the build up through the bars of a brush like network. The grids were firmly divided, keeping the seeds from passing through. Loose cotton was brushed off, preventing the mechanism from jamming.
False. The very first record of astronomy was dated around 500 B.C where Greeks inherited these documents from the Babylonians which lived around 1800 B.C. 50,000 years ago, the Upper Paleolithic era happened where our ancestors were still making some stone drawings about their tribes and they are still crafting ancient materials while they gather more and more resources in order to learn more about making civilization. There were artifacts being made during this era, but astronomical artifacts were not yet developed during this time.
Because for them they wanted to reunite and conquer the other country
