The relationship between a main sequence star's b-v color value and luminosity is a direct relationship.
The Hipparcos satellite measures the distances between hundreds of thousands of stars. It measures the magnitude of each stars through two filters which are, a blue filter, yielding for B magnitude (for blue) and a greenish filter, yielding a V magnitude (for visual).
The difference between the B and V magnitude of star is (B-V) color , or sometimes just "color" in short. The wavelength of light where the star is related to the star's temperature, i.e., the hotter the star the more blue it is and the cooler the star the more red it is.
To learn more about Hipparcos satellite click here:
brainly.com/question/24198240
#SPJ4
They look live in south America and they speak spanish
Answer:
it is a steering sentence
Explanation:
i hope this help <3
The class-action suit arises between the Gautreaux v. Chicago Housing Authority alleged that public housing impacted government-sponsored segregation.
Option B is the correct answer.
<h3>What is a class action suit?</h3>
A class-action suit is a lawsuit filed by a particular person on behalf of the group of affected people against the accused party.
According to the provided case, the public housing was claimed by the government segregation which is being disputed in the class action suit. It provides dollars of money to the people of the US to acquire properties in residential areas.
Therefore, Government-sponsored segregation was alleged in the public housing under the class action suit in the provided case.
Learn more about the class action suit in the related link:
brainly.com/question/6330329
#SPJ1
Generosity is a value that is important to Allison. Donating her time to a substance abuse facility is the best behavior that reflect generosity.
The generosity is the quality of willingness to share, give or donate. An example of generosity is always donating extra food and supplies to shelters, willing to donate money or time. Generosity is the virtue of being liberal in giving. Generous behaviors are intended to enhance financial and emotional well-being of others.
To learn more about Generosity,
brainly.com/question/6684483
#SPJ4
