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Space Trivia Questions
Outer Space Trivia Quiz
Planet Mercury Trivia Quiz Questions and Answers
Mercury is one of the four “what" planets in the Solar
Like Earth, Mercury is what type of body?
As far as size, were does Mercury rank with the other
A: It is the smallest planet in the Solar System.
What is the radius of Mercury at the equator?
A: 1,516.0 miles.
Mercury is also smaller in size than what two natural
satellites in the Solar System?
A: Ganymede and Titan.
How much of Mercury consists of approximately metallic
Where does Mercury's density rank in the Solar System?
A: It’s the second highest.
Mercury's core occupies about what percentage of its
Research published in 2007 suggests that Mercury has what
type of core?
How thick is Mercury's crust believed to be?
A: 60–180 miles.
Mercury's core has a higher iron content than what?
A: Any other major planet in the Solar System.
Mercury's surface is similar in appearance to that of the
A: The Moon.
Craters on Mercury are named for whom?
A: Artists, musicians, painters, and
authors who have made outstanding or
fundamental contributions to their field.
Who are Ridges, or dorsa, named for?
A: Scientists who have contributed to the study of Mercury.
What are depressions or fossae named for?
A: Works of architecture.
What are montes named for?
A: The word "hot" in a variety of languages.
Mercury was heavily bombarded by what during and shortly
following its formation 4.6 billion years ago?
A: Comets and asteroids.
Craters on Mercury range in diameter from small bowl-shaped
cavities to multi-ringed impact basins how far across?
A: Hundreds of kilometers across.
What is the largest known crater on Mercury?
A: The largest known crater is Caloris Basin, with a diameter of 960 miles.
The impact that created the Caloris Basin was so powerful
that it caused lava eruptions and left a concentric ring over how tall
surrounding the impact crater?
A: 1.2 miles.
Overall, about how many impact basins have been identified
on the imaged part of Mercury?
Although the daylight temperature at the surface of Mercury
is generally extremely high, observations strongly suggest that “what" exists on
A: Ice (frozen water).
The floors of deep craters at the poles are never exposed
A: Direct sunlight.
Mercury is too small and hot for its gravity to retain any
significant what over long periods of time?