The relationship between the Louisiana Purchase and political power was that it was seen as unconstitutional (and the Federalists argued this) to acquire this territory which spanned a huge region across the United States and Canada, but since Thomas Jefferson (who was then the President) had the final say, he decided this was because he had the most political power, so this showed he felt above the Constitution of the United States, because he had treaty power.
Answer:
2. The star is a member of binary eclipsing star system.
Explanation:
The question above shows an example of an eclipsing binary star. This type of star is very variable because the intensity of its brightness varies in the deccore of a few hours. This is because these stars are so close to an observer's field of view on the Earth's surface that they are easily eclipsed, and it is exactly these eclipses that cause the brightness of these stars to vary, which undergo a constant period of approximately 73 hours. intense shine, followed by constant drops in the intensity of that shine (lasts about 2 hours).
The answer to this would be first come first serve