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Q: What is the luminosity and temperature for a red giant star?
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Related questions

Which types of star has low temperature and high luminosity?

A red giant star.


What is a star of high luminosity called?

red giant


What is a large star of high luminosity called?

red giant


Which star has a higher luminosity and a lower surface temperature than the sun Rigel Bernard's star Alpha Centauri or Aldebaran?

There are trillions of them. You need to be more specific.


What if the star has a bigger surface area but a smaller temperature how would that affect the luminosity?

As temperature decreases, luminosity will also decrease As radius increases (and with it surface area, but radius is a much easier to work with if you're trying to compare stars so we usually say radius) luminosity will also increase. If both are happening at the same time, it is possible that the luminosity of the star will remain more or less constant. Often one change will dominate the other, such as when a star goes through the red giant phase when the increase in radius has a far greater effect than the drop in temperature, and the star becomes more luminous.


Why does the red yellow and blue stars differ in size and luminosity?

The temperature of the star and the amount of hydrogen and helium remaining


When the sun becomes a red giant star with a luminosity of 1000 solar units how might the physical conditions of Neptune change?

I believe the answer is B on the test.


What is revealed by the red color of the super giant star called Betelgeuse's?

A red color, in a star, is associated with a low surface temperature.


Is red giant a star or a type of star?

Red giant is a type of star.


What is the temperature of an expanding star?

The early stages of a red giant star fit that description.


What is the temperature of the red giant star?

Red giants have temperatures between about 5,000 and 6,700 degrees Fahrenheit.


What type of star is ras algethi?

Rasalgethi is a red giant with a temperature of 6,000 degrees.