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Red giant stars emit less light per square meter of surface area than smaller, hotter stars, but their larger size means they have a larger surface area from which to emit light, so they emit more light overall.
Josianne Prohaska
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Why are red giants so bright?
Because they have such a large surface area.
If red giants are cool stars why are they so bright?
Red giant stars emit less light per square meter of surface area than smaller, hotter stars, but their larger size means they have a larger surface area from which to emit light, so they emit more light overall.
What kind of spectrum do dark lines appear against a bright a bright background of colors ranging from red to blue?
Dark-line spectrum is a "photo-negative" of emission spectrum. It is the gaps that appear in precisely the same location as corresponding bright lines. produced by a cool gas with a hot solid and you
How can Betelgeuse look so bright?
Betelgeuse is bright because it is a huge star known as a red supergiant. If it was where our sun was, it would be big enough to extend out beyond the planet Mars.
Is a red giant star larger then the sun?
Yes because the Sun is not a giant so all giants are bigger than the Sun.
Why are red giants so bright?
Because they have such a large surface area.
If red giants are cool stars why are they so bright?
Red giant stars emit less light per square meter of surface area than smaller, hotter stars, but their larger size means they have a larger surface area from which to emit light, so they emit more light overall.
Can you wear red socks with brown leather sandals?
Yes, so long as the red is not too bright and so long as the red does not clash with the colour of your trousers (pants). Blue jeans, red socks (not too bright red though) and brown sandals would look very cool in fact.
What is a crimson horn?
Crimson is a bright red color, so a crimson horn would be a bright red colored horn.
Why do hummingbirds like the color red?
No, they don't, but the bright colors attract them more
Why is red so cool?
It is a power color.
When will the Giants play in their red uniforms next?
The New York Giants had retired their Red "throwbacks" after the 2007 season, so it is doubtful so see the players wear them during any game
Why are roses so special?
They bring that bright red color into the garden.
What colour should you get your Braces?
Well I'm in my sisters accuount I'm in junior but I got braces yesterday and I got bright pink and bright green it look so cool but they are annoying get bright so you stand out in a good way
Is there a way to get a red iris?
So far a true bright red iris does not exist. But there are people working on it.
Is the color yellow cool?
yellow is a bright colour. it is not cool but hot . it is believed so because the color of sun is hot and sun is hot too
Do you like the color lime green?
Yes I like the color lime green! It's so bright and cool! YES NO Yes that's cool
