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Is a flame red flame hotter than a yellow flame?
Yes, typically a red flame is hotter than a yellow flame. The color of a flame is determined by the temperature of the burning material. In general, hotter flames appear bluer or white, while cooler flames tend to appear yellow or red.
Is the sun hotter or cooler than red and blue stars?
The sun is hotter than red stars but cooler than blue stars,
Explain how a red star can be more luminous than a bluish-white star?
A red star can be more luminous than a bluish-white star if it is larger in size and/or hotter in temperature. The luminosity of a star is determined by its size and temperature, with larger and hotter stars emitting more energy. Therefore, a red star that is larger and hotter than a bluish-white star can be more luminous.
How can you tell if Rigel or Betelgeuse is hotter?
You can tell if Rigel or Betelgeuse is hotter based on their color. Rigel appears blue-white, indicating a hotter temperature, while Betelgeuse appears orange-red, suggesting a cooler temperature. Additionally, the spectral class of Rigel (B8Ia) is hotter than Betelgeuse's spectral class (M1-2Ia).
What color is lava flow?
Lava flow can appear as a variety of colors, including shades of red, orange, yellow, and black. The color of the lava is determined by its temperature and composition, with hotter lava typically appearing brighter in color.
What is a clue to a stars temperature?
Its colour. White stars are hotter than blue stars which are hotter than yellow which are hotter than orange, which are hotter than red.
Is a white-blue star is hotter than a red star?
Yes it is
Which is hotter red stars or whitish - blue stars?
White Dwarves and Blue giants are both hotter than Red giant stars.
Is a flame red flame hotter than a yellow flame?
Yes, typically a red flame is hotter than a yellow flame. The color of a flame is determined by the temperature of the burning material. In general, hotter flames appear bluer or white, while cooler flames tend to appear yellow or red.
True or false Red stars are hotter than whittish- blue stars?
False. Blue giants(or hypergiants) are hotter than Red giant stars. White dwarves are also hotter but they are smaller than blue giants. (As is implied by the name.)
A white blue star is hotter than a red stra?
The blue star is the hottest.
Is the sun hotter or cooler than red and blue stars?
The sun is hotter than red stars but cooler than blue stars,
Why is a blue star hotter than a white star?
It's not. White is the hottest. Then blue, yellow orange, red.
Explain how a red star can be more luminous than a bluish-white star?
A red star can be more luminous than a bluish-white star if it is larger in size and/or hotter in temperature. The luminosity of a star is determined by its size and temperature, with larger and hotter stars emitting more energy. Therefore, a red star that is larger and hotter than a bluish-white star can be more luminous.
Is a red jaint hotter than a red star?
no the red jiant is hotter
Is a red giant star hotter than a white dwarf star?
No. Color, for stars, is (almost) entirely dependent on "surface" temperature, and white stars are significantly hotter then red ones. (The order from coolest to hottest goes brown, red, orange, yellow, yellow-white, white, blue-white, blue).
Which are hotter white dwarfs or red giants?
red giants
