To remedy the stability problem, Bohr<span> modified the </span>Rutherford model<span> by requiring that the electrons move in orbits of fixed size and energy. The energy of an electron depends on the size of the orbit and is lower for smaller orbits. Radiation can occur only when the electron jumps from one orbit to another.</span>
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explanation below
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Referred to by Thomas Jefferson in 1819 as “The Revolution of 1800,” the election results marked the first peaceful change of executive party in the US and confirmed the role of the electorate in choosing the American president.
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E) Women in many countries gained the right to vote in the years after the war.
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Women played a great role on all fronts in World War One, serving with abnegation, heroism and patriotism. After the war, this gave a new momentum to the longtime feminist fight for equal political rights; it increased the political and social pressure for granting women the right to vote. In the US , this was finally granted by the 19th Amendment in 1920.
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99% of Egypt's population lives on only 3% of the country's land.- T
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Black codes were restrictive laws designed to limit the freedom of African Americans and ensure their availability as a cheap labor force after slavery was abolished during the Civil War
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