Answers by Epharion
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Answers by Epharion

Answers by Epharion
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It has been estimated that 1000 curies of a radioactive substance introduced at a point on the surface of the open sea would spread over an area of 40,000 km2 in 40 days. Assuming that the area covered
answered Feb 8, 2017
4 votes
113k views
Kofi estimated that he would run a total of 10 km in 1 h. In 1 h, he actually ran 46 times around a track 0.25 km long, going a total distance of 11.5 km. What was the percent error in Kofi’s estimate?
answered Nov 5, 2016
3 votes
5.5k views
If Congress had no money, and delegates were chosen by the states, who paid their salaries? (1770s)
answered Aug 5, 2016
3 votes
96.7k views
How did Días' voyage around the tip of Africa affect Columbus' plans to sail west?
answered Jun 26, 2016
3 votes
143k views
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