The Mississippi river is the longest river in the USA
Its 2348 miles long
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It's not linear because if any step of the method fails, you need to return to the beginning (for example, a false hypothesis)
Answer:
Human activity is the main cause of climate change. People burn fossil fuels and convert land from forests to agriculture. ... Burning fossil fuels produces carbon dioxide, a greenhouse gas. It is called a greenhouse gas because it produces a “greenhouse effect
He was a part of the Romanov dynasty.
Hope this helped :)
