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Consider the Heavens

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
Mars's two moons are Deimos and ...?   Phobos  
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What is the largest moon in the solar system?   Ganymede  
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A Hertzsprung-Russell diagram is a two-dimensional graph that compares stars by their temperature and   brightness  
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The Summer Triangle is formed of the stars Deneb, Vegas, and   Altair  
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During what phase of the ,own is the entire sunlit side visible?   full moon  
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The orbits of the planets are symmetrical ovals called   ellipses  
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Frozen chunks of ice and dust that orbit the sun are called   comets  
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The explosion of a star is called a   supernova  
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The convection cells that cover the sun's visible surface are called   granules  
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What are the flamelike columns of gas that continually erupt from the lowest layer of the sun's atmosphere?   spicules  
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What is the visible portion of the sun?   photosphere  
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What galaxy shape is the Milky Way?   barrel spiral  
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What unit of measurement is approximately equal to the distance between the sun and the earth?   astronomical unit  
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Be able to identify the following constellations.   Cassiopeia, Taurus, Ursa Major, Orion, Cygnus  
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What word describes Venus's backward rotation on its axis?   retrograde  
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What is the name for the period of time that the moon takes to orbit the earth?   lunar month  
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What is the imaginary sphere with Earth at the center and the heavenly bodies on its inner surface?   celestial sphere  
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What is the imaginary "band" in the sky in which the sun, mom, and planets travel?   zodiac  
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What are the names of the two planets between which the asteroid belt is located?   Mars and Jupiter  
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What is an object that orbits another object called?   satellite  
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What word describes a star that is always above the horizon to an observer at a particular location called?   circumpolar  
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What group of small, icy objects orbit the sun outside the orbit of the outermost planet?   Kipper belt  
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The observed brightness that a star would have to an observer located 10 parsecs away is the. magnitude.   absolute  
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What is the cloud of gas and dust that surrounds the center of a comet?   coma  
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Who developed the law of the universal gravitation?   Isaac Newton  
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What is a rapidly rotating star that emits directional beams of radio waves?   pulsar  
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What Latin word is used to refer to the lunar "seas"?   mares  
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Which scientific law states the relationship between a planet's period and average distance from the sun?   third law of planetary motion  
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What is the apparent change in the position of an object caused by an actual change in the position of the observer?   parallax  
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What is the largest galaxy in the Local Group?   Andromeda galaxy  
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Which category of stars includes the sun?   main sequence  
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With which planet do the Trojan asteroids share an orbit?   Jupiter  
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What is an object so massive and dense that even light can escape its galaxy?   black hole  
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the largest planet in our solar system   Jupiter  
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known for its ring system   Saturn  
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the outermost planet in our solar system   Neptune  
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the fastest-moving planet   Mercury  
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sometimes called the "morning star" and "evening star"   Venus  
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gas giant that seems to lie on its side   Uranus  
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notable feature is Olympus Mons   Mars  
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A planet's closest approach to the sun is   perihelion  
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The idea that the earth is the center of the universe and that the sun, planets, and stars all revolve around the earth is the   heliocentric view  
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A small rock from space that is burning up as it passes through Earth's atmosphere is an   asteroid  
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A large cloud of gas and dust in space is called a   nebula  
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The phenomenon in which the moon passes between the sun and the earth is a   solar eclipse  
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The study of God's creation beyond the atmosphere is   astrology  
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A small group of stars that is used to form a picture or represent an object is an   asterism  
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Vega   Lyra  
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Sirius   Canis Major  
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Spica   Virgo  
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Aldebaran   Taurus  
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Castor   Gemini  
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Polaris   Ursa Minor  
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Betelgeuse   Orion  
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Regulus   Leo  
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binary star   system in which two stars are bound together by gravity; these two stars circle each other in the same way that the moon revolves around the earth  
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open cluster   loose, asymmetrical clumps contains tens to hundreds, and occasionally thousands, of stars  
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globular clusters   tightly clumped spherical groups of thousands or millions of stars that travel outside the boundaries of the Milky Way in unusual orbits around the galaxy's center  
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