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Suppose a large flare is detected optically.  How long until…

Suppose a large flare is detected optically.  How long until radio interference arrives?

Published August 13, 2024
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As we go outward from Io to Ganymede, the density of the moo…

As we go outward from Io to Ganymede, the density of the moons _________ .

Published August 13, 2024
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A star system where we observe the magnitude to increase and…

A star system where we observe the magnitude to increase and decrease is an _________ .

Published August 13, 2024
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In the proton-proton cycle, the helium atom and neutrino hav…

In the proton-proton cycle, the helium atom and neutrino have less mass than the original hydrogen.  What happens to the “lost” mass?

Published August 13, 2024
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The mass of the newly formed star will determine its positio…

The mass of the newly formed star will determine its position on the main sequence.

Published August 13, 2024
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Given that a large sunspot, about 100X smaller than the Sun,…

Given that a large sunspot, about 100X smaller than the Sun, is about the same size as our planet, how many Earths could fit inside the Sun’s vast volume?

Published August 13, 2024
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The absolute magnitude of a star is how bright it appears if…

The absolute magnitude of a star is how bright it appears if viewed from a distance of _______ light-years.

Published August 13, 2024
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The largest moon in the solar system, bigger but not as mass…

The largest moon in the solar system, bigger but not as massive as Mercury, is:

Published August 13, 2024
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The star’s __________ plays the major role in determining it…

The star’s __________ plays the major role in determining its main sequence position and luminosity.

Published August 13, 2024
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Most naked-eye stars would fall to the bottom right on the H…

Most naked-eye stars would fall to the bottom right on the H-R diagram.

Published August 13, 2024
Categorized as Uncategorized

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