Answer:
The spectral types and sub-classes represent a temperature sequence, from hotter (O stars) to cooler (M stars), and from hotter (subclass 0) to cooler (subclass 9). The temperature defines the star's "color" and surface brightness. ... Stars are also classified by luminosity class.
Explanation:
It would be Britain and Russia
Answer:
This week was chosen because it coincided with the birthday of Abraham Lincoln on February 12 and of Frederick Douglass on February 14, both of which dates black communities had celebrated together since the late 19th century.
Explanation:
On Feb. 2, 1990, in a dramatic concession to South Africa's Black majority, President F.W. de Klerk lifted a ban on the African National Congress and promised to free Nelson Mandela. In 1653, New Amsterdam — now New York City — was incorporated. [Most read] Health experts say not to hold out for a certain vaccine.
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Black slaves who wgere imported from africa
Answer:
Cultural Region
Explanation:
A cultural region is basically a geographic area in which the people have common traits. The people have always grouped themselves, and the basis for it has been their culture and their physical appearance.
This has resulted in creation of unique traits among different groups of people. That has created sense of unity, which has created strong bonds among the people of a particular cultural region, so even if they do not personally all know each other, they are often willing to fight together for their rights, freedom, or interests, and even give their life for it.
Unfortunately, this kind of distinction among the different groups of people has resulted in lot of conflicts, lot of suffering, discrimination and lot of injustices .
