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12 Cards in this Set
- Front
- Back
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Where is the energy given off by the sun produced?
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Core
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What problems do we have on Earth when there are many sunspots?
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The sunspots cause problem with radio and other communications that are carried on by satellite.
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With what feature of the sun are prominences and solar flares associated?
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Sunspots
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Analyzing the spectra of a star will tell you what about the star?
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the gases found in it
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What do you call the harmful radiation rays from the sun that can cause skin cancer?
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Ultraviolet
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The dark,cool areas on the sun's photosphere are called....
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Sunspots
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What is another name for a star's luminosisty?
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Brightness
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When looking at the sun we are actually looking at the .....
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Photosphere
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What is the name of the graph that is used to explain stellar evolution?
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H-R diagram
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What color are the hottest stars?
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Blue-white
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During a major part of a star's life cycle, its fuel is ....
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Hydrogen
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A cloud of dust or gases where stars are born is called a .....
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Supernova
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