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The Sun
Bonnie Branch 6th Grade - 20-2 / The Sun
Term | Definition |
---|---|
nuclear fusion | The combining of two atomic nuclei into a single larger nucleus, as when two hydrogen atoms join together to form helium. |
core | The central part of the sun, where nuclear fusion occurs. |
photosphere | The inner layer of the sun’s atmosphere |
chromosphere | The middle layer of the sun’s atmosphere |
corona | The outer layer of the sun’s atmosphere |
prominence | A loop of gas that protrudes from the sun’s surface, linking parts of sunspot regions. |
solar wind | A stream of electrically charged particles produced by the sun’s corona |
sunspot | Dark, cooler regions on the surface of the sun |
solar flare | An explosion of hydrogen gas from the sun’s surface that occurs when loops in sunspot regions suddenly connect |