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The Planets: Mercury

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Mercury is the closest planet to the Sun and is not easily seen except during twilight hours.

Created Date 11.15.16
Last Updated 11.15.16
Viewed 29 Times
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Topics of this game:
  • A year on Mercury takes how many Earth days?
  • Sunlight on Mercury is as much as ___ times brighter than it is here on Earth
  • Because it is so close to the Sun, no spacecraft has ever visited Mercury.
  • Dress in layers! Mercury has the most extreme daily temperature fluctuations in the Solar System. Day and night temperatures can fluctuate by about how many degrees?
  • Mercury is the hottest planet in our solar system.
  • Mercury has just 38% of the __________ of Earth
  • the Earth’s core makes up 17% of Earth's volume. It is estimated that Mercury’s core makes up ___ of its volume.
  • The surface of Mercury is wrinkled. These wrinkles, called Lobate Scarps, are unique because?
  • Mercury is the smallest planet in our solar system
  • Mercury's discovery pre-dates its first historical mention by the Sumerians around 3,000 BC. Who is the planet Mercury named after?