alleryStart learning →Which process in its core gives the Sun its energy?
AIron melting in the core
BHelium splitting into hydrogen
CCarbon burning in oxygen
DHydrogen fusing into helium
Answer & Solution
Correct answer: D. Hydrogen fusing into helium
Nuclear fusion of hydrogen nuclei into helium at enormous temperature and pressure releases the Sun's energy.
Keep practising Universe
Browse all Universe questions for Olympiad (Class 6), or explore more General Knowledge topics.
Related questions
Which region is thought to be the source of long-period comets?Which large moon of Jupiter is bigger than the planet Mercury?What is a complete cycle of lunar phases called?In 1959, which spacecraft made the first flyby of the Moon?What are the large dark patches on the Moon, called maria, formed by?Why can the Moon cover the Sun fully during a total solar eclipse?A lunar eclipse happens when which event occurs?Compared with the planet Mercury, how big is the Moon?