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| the only star in our solar system; a yellow dwarf star |
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| the surface of the Sun – Inner Layer |
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| lies just outside the photosphere and is almost transparent. |
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| the outermost layer of gases surrounding the Sun. It can only be seen during a solar eclipse. |
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| a stream of electrically charged particles ejected from the surface of the sun. |
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| When they hit gas molecules they glow sheets of light in the sky caused when electronically charged particles from the suns surface hit gas molecules. |
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| Dark spots seen on the sun. |
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| large eruptions (Reddish loops) of gas that rise above the chromosphere that link sunspot regions. |
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| Explosions caused when sunspot loops suddenly connect, releasing large amounts of energy causing the hydrogen gas to explode. |
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| Rotates clockwise, opposite of other planets or moons. |
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| Trapping heat by the atmosphere |
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| also known as the Terrestrial Planets. |
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| the planets that are farthest from the sun. |
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| Earth is the center of the revolving planets |
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| Scientist that believed the planets each moved in a little circle that moved in bigger circles with the Earth at the center. |
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| the Earth and the other planets revolve around the sun. |
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| astronomer that believed that the sun was the center of the planets. |
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| the tendency of an object to continue in a straight line, or a stationary object to remain in place. |
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| discovered that the orbit of each planet is an ellipse. |
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| attracts all objects toward one another. |
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