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:
A ) the creation of the north American free trade agreement in 1994.
It really depends on which war the question is referring to, but if it's referring to WWII the answer would be true.
The Greek root word ge, commonly used in the English prefix geo-, means “earth.” This Greek root is the word origin of a good number of English vocabulary words, including geology, geography, and geometry.
