Answer:
If 19th-century science is defined by certainty, the experiments with advanced technology and the scientific studies would have been the poof of certainty.
19th century was a period when many ideas, theories and inventions were developing. This era was also known as a modern era of science. The result of the discovering and experimenting would have been recorded in the Journal, some of them still exist. So, there wouldn't have been any loss, whatever the scientists were putting forward were seen in the public. Some of the examples are the Steam Engine, Charles Darwin Theories, telegraph and telephone, medicines.
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<h2>Answers.</h2>
The Columbian Exchange introduced exotic crops like corn ,white potatoes, sweet potatoes ,beans,tomatoes, peanuts and blueberries to Europe. Non-native grains like wheat,barley and rice became commonplace on American soil and increased the variety of crops that could be stored through the winter.
Answer:Louisiana is a southeastern state that's a true “melting pot” of cultures: French, African, French-Canadian, and modern American. It's famous for its unique Creole and Cajun culture, food, jazz music, and Mardi Gras festival. You can also find fishing, state parks, and wartime exhibits.
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