Answer:
On December 29, 1890, soldiers with the US Army opened fire on hundreds of Lakota Sioux. The group of Native Americans was largely unarmed and included several women and children. The incident, known as the Massacre at Wounded Knee, is considered one of the darkest moments in American history.
Explanation:
Can you please briefly explain the question?
The major effect of the teapot dome scandal was that many people in the United States lost their trust in the US government, since for the first time ever a Cabinet member was convicted of accepting bribes.
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.