In ancient China, gunpowder was invented. What was gunpowder mainly used for at first? A. Making fireworks B. Fighting wars C. Building roads D. Cultivating land 相关知识点: 试题来源: 解析 A。本题考查火药最初的用途。B 选项“Fighting wars(打仗)”不是最初用途;C 选项“Building roads(修路...
Every country has a history of wartime inventions. China’s just happens to be thousands of years old and is the foundation for many modern-day fighting machines. China Invented Gunpowder Considered one of the “four great inventions of ancient China”, gunpowder first made an appearance in Chin...
As we all know, China is the country that invented gunpowder and fireworks. Fireworks are use in some important celebrations around the world, and China has been using fireworks for Chinese New Year's Celebrations for hundreds of years. In China, you can find families setting off smaller ...
What positive things has the invention gunpowder created? (really hard ques...
We still use gunpowder today in grenades, rockets, guns etc. Usually, gunpowder is used formilitary purposes to defend our country. It is a mixture of sulfur, charcoal, and potassium nitrate (saltpetre)—with the sulfur and charcoal acting as fuels, while the saltpeter works as an oxidizer....
What year was canned food invented? What year was nail polish invented? What year was the internet invented? What is the oldest beer still in production? What year was the iPod touch invented? Who invented beer? What year was gunpowder invented?
Chinese need to work on. We Chinese invented gunpowder first, instead of using it as guns, we used it as firecrackers; we were the first to invent the compass, we didn’t use it to sail, otherwise the earth Many places are ours in China, and we use it as a compass for fortune-...
Last week, government-run Xinhua News Agency said the country was worthpraise for the discoveries, comparing them to the inventions of ancient China: compass, gunpowder, paper, and printing.The so-called“four new great inventions”were based on last year’s research done by the Silk Road ...
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exposed to air and moisture in their storage boxes. No one has quite figured out what caused the odor to begin with, or why it was so like spent gunpowder, which is chemically nothing like Moon rock. “Very distinctive smell,” Apollo 12 commander Pete Conrad said. “I’ll...