The initial energy is equal to zero because the starting point is set at zero height to make things easier.

Can you summarize this? it takes time and caution to perfect anything which must be concealed. it takes time to crush men who are pursuing legitimate trade. but one of mr. rockefeller’s most impressive characteristics is patience. there never was a more patient man, or one who could dare more while he waited. the folly of hurrying, the folly of discouragement, for one who would succeed, went hand in hand. everything must be ready before he acted, but while you wait you must prepare, must think, work. "you must put in, if you would take out." his instinct for the money opportunity in things was amazing, his perception of the value of seizing this or that particular invention, plant, market, was unerring.

Which two sentences in this passage talk about china’s efforts to curb environmental degradation?

What motive did the federalists have for pushing the alien act through congress in 1798? a. the new law made immigrants pay higher taxes, which the federalists hoped would be used to pay the national debt and fund the military. b. the new law denied immigrants the right to vote because many immigrants supported thomas jefferson and the republicans. c. the new law required business owners to hire illegal aliens who hated the liberal republicans. d. the new law made immigrants wait 14 years before becoming citizens, a move the federalists hoped would keep them from voting for years. select the best answer from the choices provided abcd