Answer:
I dont now but I think it is correct
Answer:
Sodium (Na) and Chlorine (CI)
Explanation:
Answer:
literally same im failing almost every class and i just know my dad hates me because of it
Explanation:
C. Distance from Earth
The observed brightness of a star (the apparent magnitude) to an absolute magnitude, you need to know the distance [d], to the star. Alternatively, if we know the distance and the apparent magnitude [m] of a star, we can calculate its absolute magnitude [d].
*paraphrased from "COSMOS.com"
