Of these two, the inner core is the hottest at between 9,000 and 13,000 degrees Fahrenheit. 7b. Scientific American is the essential guide to the most awe-inspiring advances in science and technology, explaining how they change our understanding of the world and shape our lives. The heat of fusion is the heat energy required to convert A) a liquid to gas B) a solid to a liquid C) a gas to a liquid D) a solid to a gas (vapor) 7a. For short times, as stars that are much larger than the Sun are ending their lives in huge explosions, the inside temperature could … Hope this helps you! 6a. Cometary nuclei are composed of an amalgamation of rock, dust, water ice, and frozen gases such as carbon dioxide, carbon monoxide, methane, and ammonia." These stars cool with age. Right now the sun is in the main sequence stage, during which it is about 10 million degrees Celsius (Dickin, 2005). According to google,"The solid, core structure of a comet is known as the nucleus. Which two processes involve the same heat change, but differ only in the direction of the flow of heat? The outer core contains a mixture of iron and nickel.
Some stars can be about 200,000,000 (200 million) degrees inside, and the Sun is around 25,000,000 (25 million) degrees at its core. These stars are not included in the Henry Draper Catalog because of their different chemical composition. The physical conditions of the star (including temperature) and its nuclear reactions are different in the different stages. An O-type star is a hot, blue-white star of spectral type O in the Yerkes classification system employed by astronomers.They have temperatures in excess of 30,000 kelvin (K). The core itself contains two layers: the outer core and the inner core.

These groups have a sequence in order of decreasing temperature which goes as follows: O, B, A, F, G, K, and M. The O type stars are the hottest and the M type stars are the coolest. Answer to Which of these stars has the highest temperature in its core ? The hottest layer of the Earth is the core. In simpler words, comets contain ice, dust, and rocks in its core. A black dwarf star is a very old, and very cooled down, white dwarf star with a temperature below -268 degrees Celsius. Which of these stars has the hottest surface temperature?
A) A bluish star B) A yellowish star C) The sun D) A reddish star 6b. The Earth's core is comprised primarily of metal. The sun, like all other stars, has different stages in its “life”. A.a red supergiant B.a blue main-sequence star C.a red main-sequence star R, N, and S type stars supplement this sequence.


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