";s:4:"text";s:3138:" Why don't libraries smell like bookstores? What is the time signature of the song Atin Cu Pung Singsing? How much does does a 100 dollar roblox gift card get you in robhx? A star's magnitude is assosiated with its surface area/size. Ano ang mga kasabihan sa sa aking kababata? Ano ang pinakamaliit na kontinente sa mundo? To be bright you need to be hot, close or have a large surface area. The material on this site can not be reproduced, distributed, transmitted, cached or otherwise used, except with prior written permission of Multiply. Why does a super red giant so bright but has low temperature? This depends on the mass, rate of rotation, and chemical … Wiki User Answered . Why are red giants bright even though they're cool? 1. How much does does a 100 dollar roblox gift card get you in robhx? Pagkakaiba ng pagsulat ng ulat at sulating pananaliksik? (B-V), is simply due to the fact that it is much larger. How long will the footprints on the moon last? To be bright you need to be hot, close or have a large surface area. Because they have a much larger surface area. over gravity. Also unlike lower-mass stars, red supergiants are massive enough to fuse elements heavier than helium, so they do not puff off their atmospheres as planetary nebulae after a period of hydrogen and helium shell burning; instead, they continue to burn heavier elements in their cores until they collapse. What is the rising action of faith love and dr lazaro? All Rights Reserved.