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Space General Knowledge Quiz #1
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Last updated: March 15, 2024
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| First submitted | March 15, 2024 |
| Times taken | 85 |
| Average score | 46.2% | Report this quiz | Report |
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1.
How many rings does Saturn have?
8
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7
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6
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5
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2.
What is the brightest star in the sky?
Polaris
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Sirius
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Proxima Centauri
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Sol
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3.
What supercluster contains the milky way and it's neighbours?
Virgo Supercluster
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Laniakea Supercluster
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King Ghidorah Supercluster
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Perseus–Pisces Supercluster
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4.
What is the largest exoplanet ever discovered?
Kepler-050306J
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TON-618
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Kepler-180606E
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TOI-849b
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5.
Which is the densest?
White Dwarf
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Neutron Star
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Black Hole
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Main-Sequence Star
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6.
Who predicted the existence of Neptune using mathematics?
Alexis Beauvard
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Urbain Le Verrier
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George Airy
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Isaac Newton
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7.
Who first used a telescope to see Neptune?
Johann Galle
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Galileo Galilei
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Edwin Hubble
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John Couch Adams
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8.
What actually led to astronomers in the 19th century predicting and discovering an 8th planet?
It was seen in the night sky by Galileo using his primitive telescope
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Lengthening and shortening of the orbit of the earth over a 164 year period
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Periodic increase and decrease of astronomical events such as meteors burning up in the atmosphere
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Disturbances in Uranus' orbit that couldn't be explained by Newtonian gravity
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9.
What is the closest red dwarf star to sol?
Proxima Centauri
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Barnard's Star
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Alpha Centauri a
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EZ Aquarii
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10.
What is the approximate age of the universe?
13.8 Billion years
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14.8 Billion years
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2024 years
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4.5 Billion years
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11.
What is the Kármán line?
A hypothetical radius around the earth where earth's gravity appears to be negligible
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The line that separates The Earth into its northern and southern hemispheres
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The plane that the solar system exists on relative to the milky way, and is about 60.2 degrees
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A hypothetical altitude above The Earth's surface that draws the boundary between the upper atmosphere and space
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12.
What would happen if the moon orbited much closer to the earth
It would lose orbital velocity due to the atmosphere and crash into the earth
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It would crumble due to the Roche limit of the earth and form beautiful rings around the earth
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It would melt during reentry and merge with the earth all at once
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13.
How fast can a mass theoretically accelerate to?
The speed of light
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<299,792,458m/s
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2 million kilometers per hour
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