[DOC] [TLE] This question originally aired on October 29, 1992... | Jeopardy ... [PAR] Oct 29, 1992 ... This question originally aired on October 29, 1992 Category: GASES Question: 
The sun spends its days & nights converting this gas into helium... [DOC] [TLE] Sun - Wikipedia [PAR] Today, nuclear fusion in the Sun's core has modified the composition by 
converting hydrogen into helium, so the innermost portion of the Sun is now 
roughly... [DOC] [TLE] Star - Wikipedia [PAR] A star is a luminous sphere of plasma held together by its own gravity. The 
nearest star to Earth is the Sun. Many other stars are visible to the naked eye 
from Earth during the night, ..... Stars spend about 90% of their existence fusing 
hydrogen into helium in ... Massive stars consume their fuel very rapidly and are 
short-lived. [DOC] [TLE] Stars - Celestial Objects on Sea and Sky [PAR] The Sun provides energy for nearly every living thing on Earth. ... The brightest 
star the night sky is Sirius. ... The nuclear reactions inside convert hydrogen into 
helium by means of a process known as fusion. ... Stars begin their lives as 
clouds of dust and gas called nebulae. ... It will spend most of its life in this stable 
phase. [DOC] [TLE] Homework #4: Solutions [PAR] How many nuclei of helium are being created per second? ... How much mass in 
the Sun is being converted into energy every second? ... Actually, Putrix will burn 
the same fraction of gas (10%) as the Sun during its main sequence .... One day 
one of his flock wanders too close to a black hole and begins to fall toward it. [DOC] [TLE] What Will Happen to Earth When the Sun Dies? - Live Science [PAR] Apr 13, 2016 ... Though it's been burning for some 4.5 billion years, the sun is only about ... But 
our planet won't go quietly into the night. ... if the age of the Earth were 
compressed into a 24-hour day, humans ... Stars begin their lives as big 
agglomerations of gas, mostly hydrogen with a dash of helium and other 
elements. [DOC] [TLE] Why does the Sun shine? [PAR] The Sun.  We spent the last class discussing hydrostatic equilibrium in the Sun. 
... The Sun does not collapse nor even change it's ... Eyes began to turn to the 
nuclear processes of the. Atoms. What is Fusion? .... The Sun is a mass of 
incandescent gas ... Where hydrogen is built into helium ... The Sun shines night 
and day. [DOC] [TLE] Post-Main Sequence Stars - Australia Telescope National Facility [PAR] What happens when a main sequence star runs out of hydrogen in its core? ... 
mass star like our Sun and then explore what happens to higher-mass stars. ... up 
the red giant branch (RGB), fusing hydrogen into helium in hydrogen shell 
burning. ... Inward gravitational attraction causes the helium core to contract, 
converting... [DOC] [TLE] The Natures of the Stars - Jim Kaler [PAR] At night they are everywhere, dotting the sky; in the daytime, one, our Sun, 
dominates, ... Galaxies, The Galaxy, Galaxy clusters, Giant stars and helium 
fusion ..... Among G and K giants, because of their lower gas densities, 
temperatures are .... The collapsing star of a supernova will turn into a neutron 
star only if its mass is... [DOC] [TLE] NASA's Cosmicopia -- Ask Us -- Sun [PAR] Jun 18, 2012 ... Fusion is a very efficient way of converting mass to energy (light and heat); only ... 
During this part, the Sun "burns" hydrogen into helium (fusion), which is ... 
nuclear reactor that is fusing (burning) hydrogen gas into helium gas. ..... Since 
the Earth moves around part of its orbit in 25 days, it takes 27 days for... [DOC] [TLE] The sun won't die for 5 billion years, so why do humans have only 1 ... [PAR] Feb 13, 2015 ... After 8 billion years of happily burning hydrogen into helium are over, ... The sun 
has been

Question: The sun spends its days & nights converting this gas into helium
Answer: hydrogen