<span>D. Who led the Visigoths when they invaded Rome?
</span><span>Alaric</span><span>
</span>
Answer:
Regardless, the United States remains the only nation in the world to have used a nuclear weapon on another nation. Truman stated that his decision to drop the bomb was purely military. ... Truman believed that the bombs saved Japanese lives as well. Prolonging the war was not an option for the President.
Rth America can be divided into five physical regions: the ... The temperate rain forest supports a wide variety of life. ... The Canadian Shield is characterized by a rocky landscape pocked by an ...
Explanation:
part A
we know how much erg of radiant energy the sun produces for one second so to find out how much it produces for 2.45 ⋅ 10^5 seconds we only should multiply these seconds to the erg of radiant energy it produces for one second
amd we get 9.555*10^38erg of radiant energy
Part B:
0.0074mm knowing that blood cell is very small to be seen normally without microscope.
and 7400mm is a measure that is quite big for a blood cell. So it remains that 7.4*10^-3 is the right one.