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What are the very bright starts in the upper right of an h-r diagram called?
Hot stars are found in the left hand side of the diagram, cool stars the right, bright stars at the top, and lastly the faint stars are located at the bottom.
Are stars very bright if you see one up close?
Yes,Stars are very bright and they are also very hot
What group of stars is very hot but not very bright?
White Dwarf Stars.
Are main sequence stars mostly cool and bright?
Main sequence stars vary widely in temperature and brightness, depending on their mass. While some main sequence stars, like red dwarfs, are cool and dim, others, such as blue giants, are hot and very bright. The majority of main sequence stars, however, are found in the middle range of the spectrum, often classified as yellow or orange stars like our Sun. Thus, it is not accurate to say that main sequence stars are mostly cool and bright; they exhibit a broad range of characteristics.
Large bright stars that are fairly cool are called?
Red giants.
What stars are cool and bright stars?
To be bright you need to be hot, close or have a large surface area. The brightest coolest stars are red super giants. They have such a large surface area, that even though their surface temperature is cool - in star terms - their large surface area makes them appear bright.
Why do stars and moons both look bright?
The moon is bright from the sunlight shining on it, and stars are bright due to the burning of hydrogen and other gases at very high temperatures.
Where are the adverbs in this sentence The stars in the constellation of Orion are very bright?
"Very" is the only adverb in that sentence. It is modifying the adjective "bright".
What can you deduce from stars that are hot but not very bright?
That they are distant or small
What part of the modern H-R diagram do cool bright red stars appear?
top,right
What is known about stars that are placed toward the top of the H-R diagram?
They are very bright or luminous stars.
Why are thre so many dwarf stars - red and white - among the nearest stars but none among the brightest stars?
Because dwarf stars aren't very bright. They are too SMALL to be especially bright, for one thing.
