the visible surface of the Sun. Most of the light from the Sun comes from this layer.
the layer of the Sun located above the photosphere. Normally visible only during a solar eclipse.
the top layer of the Sun's atmosphere. Can be seen only by
special instruments or during an eclipse. This is due to the low density of the gases which make up the corona.
gas of charged particles (ions) which flows at a high rate of speed outward from the corona through the entire solar system. These particles are deflected by Earth's magnetic field.
dark spots on the surface of the photosphere. They appear darker than the surrounding areas of the Sun because they are cooler.
violent eruptions of particles and radiation from the surface of the Sun. Associated with sunspots.
an arc of gas that is ejected from the chromoshphere and rains back to the surface.
the combining of lightweight nuclei, such as hydrogen, into heavier nuclei, The process by which stars produce light.
Occurs in the core of a star. Also known as nucleosynthesis.
The only star in our solar system
Most of the visible mass of the solar system
The sun is composed of what two elements?
hydrogen and helium
The sun makes energy (light) through what process?