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Universe (Bragg)

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
What planet has iron oxide in its soil?   Mars  
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What planet has water as a solid, liquid, and a gas?   Earth  
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What is the planet that is smallest and closest to the sun?   Mercury  
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What is the planet that is the brightest thing in the sky after the sun and the moon?​   Venus  
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What is the planet that has a giant storm called the Great Red spot?   Jupiter  
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What is the planet that orbits on its side?   Uranus  
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What is the planet that has the most rings?​​​​   Saturn  
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What is the planet that kidnapped one of its moons from the Kuiper Belt?   Neptune  
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What type of galaxy is the Milky Way?​​​​​   Spiral  
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What is the galaxy type that has a bulge at the center and spiral arms?​   Spiral Galaxies  
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What is the galaxy type that is simply massive blobs of stars?​​   Elliptical Galaxies  
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What is the galaxy type that describes the galaxies that don’t fit into other types?​​​​ ​​​​​​​   Irregular Galaxies  
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What are gas clouds in space called?​​​​​   Nebula  
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What are groups of older stars that look like a ball? ​​​   Globular Cluster  
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What are groups of closely grouped stars that are usually located along the spiral disk of a galaxy?​​​​​​​​​   Open Cluster  
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What is the force that holds matter together?​​​​   Gravity  
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What is the force that keeps matter from collapsing in on itself?​​   Pressure  
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What is the outer atmosphere of the sun?​​​​   Corona  
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What is the visible surface of the sun?​​​​​   Photosphere  
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What percentage of the total mass of the solar system does the sun take up?​​   98%  
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Is the sun a solid, liquid, or gas?​​​​​​   Gas  
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Is the sun a planet or star?​​​​​​   Star  
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What is the process that occurs in the core of the sun that produces energy?​​​​​​​​​​​​   Nuclear Fusion  
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What are the two gases that are found in the sun?​​​   Hydrogen & Helium  
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What are the cooler, darker spots on the sun?​​​​   Sunspots  
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What are the regions of extremely high temperature and brightness on the sun?​​   Solar flares  
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What are balls of ice, rock, and cosmic gas?​​​​   Comets  
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What are small, rocky bodies that are mostly found between Mars & Jupiter?​​​​​​​​​​​​   Asteroids  
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What are meteoroids called when they enter Earth’s atmosphere?​   Meteors  
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What are meteoroids called when they strike the ground?​​   Meteorites  
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What are Eris, Makemake, and Haumea examples of?​​​   Plutoids  
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