Which is hotter a blue star or a red star?

Answer 1

Check this chart:
Blue (Hottest) 30,000+oC
Blue-White
White10,000oC
Yellow-White
Yellow 6,000oC
Orange-Red
Red (Coolest) 3,000oC

Answer 2

Blue. The way you can remember is by thinking about a flame... the hottest part of the flame is the center, which is white, followed by blue, then the yellow-orange, and red would come after. The same thing goes for stars.

Answer 3

blue star are hotter than red stars

Answer 4

a blue star because the brighter the star is the more hotter it is

Answer 5

Blue.

Answer 6

the colour modifications with the warmth of the celeb (or any merchandise), and not the dimensions. There are purple giants and blue giants. that's plenty greater ordinary for a sizeable celeb to be cooler on the "floor" than a smaller celeb. this is on the subject count of a phenomenon referred to as "black field radiations." An merchandise, no count what the textile or its "organic colour" radiates electromagnetic radiation because of the fact of its temperature. At room temperature, that radiation is infrared, and could't be seen with the bare eyes. the hotter the temperature, the greater lively the final radiation emitted. as quickly as the warmth will become seen, it starts with darkish brownish-purple, progresses to purple, yellow and ultimately blue. If an merchandise is extremely warm, lots of the waves develop into ultraviolet, warmer=X-rays, and the favourite=gamma rays.

Answer 7

Jessica Biel is the hottest star

Answer 8

blue

Answer 9

blue

Answer 10

blue star.red star is the coldest

Answer 11

A red star is cooler,so there.