Keep scrolling down for answers and more stats ...
1. How many moons does planet Mercury have?
One
Two
None
2. What type of planet is Mercury?
Gas giant
Dwarf planet
Terrestrial planet
3. Mercury was named after whom?
Roman god of the sky
Roman messenger to the gods
Roman god of war
4. Why is it difficult to send space craft to Mercury?
Because it is so close to the Sun
Because it is moving so fast
Because it is so far away
5. How does the surface of Mercury look like?
Rocky, and covered in red dust
Barren and rocky with lots of craters
Cloudy and hot with lots of volcanoes
6. What empire made the first recorded observations of the planet Mercury?
The earliest known recorded observations of Mercury are from the Mul.Apin tablets, most likely made by an Assyrian astronomer around the 14th century BC.
Babylonian
Roman
Assyrian
7. What was the first spacecraft to visit Mars?
Mariner 10 flew past Mercury three times, the first time in 1974.
Pioneer 11
Mariner 10
Cassini 8
8. In 2012, what did scientists discover at Mercury's north pole?
In 2012, NASA's MESSENGER spacecraft discovered water ice in the craters around Mercury's north pole where regions may be permanently shaded from the heat of the sun.
Ice
An active volcano
Microbes
9. Which fact is NOT true about planet Mercury?
It has no seasons
It has a tin layer of atmosphere
Its surface is very similar to Earth’s Moon
10. What spacecraft launched in 2004, orbited Mercury over 4,000 times in four years and crashed into the planet's surface?
Vega
Messenger
Sojourner
11. How did the Babylonians called the planet Mercury after the messenger to the gods in their mythology?
Nabu
Ishtar
Nibiru
12. What is the third spacecraft set to arrive on Mercury in 2025?
Sirius
Apollo 21
BepiColombo
13. The modern English name of chemical element "mercury" comes from the planet Mercury. What is its symbol?
Me
Sn
Hg
14. Does planet Mercury have any rings?
Yes
No
15. How big is planet Mercury comparing to the Earth?