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11 Cards in this Set
- Front
- Back
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A model of the solar system that has Earth at the center.
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geocentric
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Dark areas on the sun's photosphere that result from variations in the sun's magnetic field.
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sunspots
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The combining of the nuclei of lighter elements to form a heavier element.
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fusion
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A model of the solar system that has the sun at its center.
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heliocentric
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The outermost layer of the sun’s atmosphere, located above the chromosphere.
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corona
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A glow in the night sky produced in the upper atmosphere by particles from the solar wind interacting with Earth’s magnetic field.
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aurora
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The visible surface of the sun.
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photosphere
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A state of matter consisting of charged particles-positively charged ions, and negatively charged electrons.
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plasma
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The force of attraction between any two objects with mass.
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gravitation
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A constant stream of electrically charged particles that is blown out from the sun in all directions.
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solar wind
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The inner layer of the sun’s atmosphere, located above the photosphere and below the corona.
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chromosphere
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