Statistics for Astronomy History Multiple Choice

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General Stats

  • This quiz has been taken 446 times
    (280 since last reset)
  • The average score is 7 of 15

Answer Stats

QuestionAnswer% Correct
Pluto is not the only celestial body to be demoted from planet status. Which of these were once called a planet but are not considered one today?Ceres
71%
Who discovered the planet Uranus?William Herschel
67%
Why are there seven days in a week?Each unfixed object visible in the sky (e.g. 5 planets, moon, & sun) were assigned a day
65%
#4 was also convinced of the existence of a planet very close to the Sun, whose gravitational effects could explain Mercury's shifting aphelion. What is the name he gave this nonexistent planet?Vulcan
63%
Who is credited with the discovery of Neptune?Urbain Le Verrier
60%
What discovery led to Pluto being demoted from planet status in 2006?The Discovery of Eris, a similarly sized body in the Kuiper Belt
56%
How did Friedrich Bessel directly measure the distance from the Sun to another star in 1838?Using Parallax: Looking at the change in the angular position of the star at different times of the year and calculating the distance with trigonometry.
54%
How were Gamma Radiation Bursts, or GRBs, first observed?Satellites meant to detect nuclear explosions instead detected flashes in distant galaxies
52%
How many planets did Voyager 2 fly by, not counting Earth?4
50%
Mercury's shifting aphelion, or in other words the changing orientation of its elliptical orbit, remained unexplained until 1915. Who offered up the now-accepted explanation for this phenomenon?Albert Einstein, citing general relativity.
46%
Who first observed the Andromeda Galaxy in writing?Abd al-Rahman al-Sufi in 964 CE
37%
Who first proposed that there are several galaxies besides the Milky Way?Thomas Wright in 1750
33%
Annie J. Cannon developed the modern stellar classification system in the early 1900s. How are stars classified under this system?By Color and Temperature
31%
What was the first major piece of evidence suggesting the existence of gravitational waves?A binary pulsar was discovered, and the gradual decay of its orbital period could only be explained through the existence of gravity waves
28%
Which of the following was NOT a proposed name for Uranus?Her Majesty's Star
16%

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