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chapter 7 lesson 3
| Term | Definition |
|---|---|
| core | When the sun produces an enormous amount of energy in its central region, through its nuclear fusion |
| nuclear fusion | hydrogen atoms join to form helium |
| radiation zone | a region of very tightly packed gas where energy moves mainly in the form of electromagnetic radiation |
| convection zone | the outermost layer of the sun's interior |
| photosphere | the inner layer of the sun's atmosphere |
| chromosphere | The glow that comes from the middle layer of the sun's atmosphere |
| corona | The outer layer, which looks like a white halo around the sun |
| solar wind | streams of electricity charged particles |
| sunspots | areas of gas on the sun's surface that are cooler than the gases around them |
| prominence | huge loops of gas than often link different parts of sunspot regions |
| solar flares | eruptions of gas in space |