What are 7 facts about Mercury?
It’s not known who discovered Mercury.
- A year on Mercury is just 88 days long.
- Mercury is the smallest planet in the Solar System.
- Mercury is the second densest planet.
- Mercury has wrinkles.
- Mercury has a molten core.
- Mercury is only the second hottest planet.
- Mercury is the most cratered planet in the Solar System.
What’s cool about Mercury?
It has a solid surface that is covered with craters like our Moon. It has a thin atmosphere, and it doesn’t have any moons. Mercury likes to keep things simple. Mercury spins slowly compared to Earth, so one day lasts a long time.
What Colour is Mercury?
slate gray
The planets of the solar system are varied in their appearance. Mercury is slate gray while Venus is pearly white, Earth a vibrant blue, and Mars a dusky red.
What is Mercury’s number of moons?
0
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| Planet / Dwarf Planet | Confirmed Moons | Total |
|---|---|---|
| Mercury | 0 | 0 |
| Venus | 0 | 0 |
| Earth | 1 | 1 |
| Mars | 2 | 2 |
What are 10 interesting facts about mercury?
10 Interesting Facts About Mercury. 1 Longer Day Than Year. It takes Mercury 176 Earth days to complete a rotation around its axis and 88 days to complete a revolution around the Sun, 2 Mercury’s Unique Orbit. 3 Difficult to Spot in the Sky. 4 Mercury Has No Rings or Moons. 5 Second Hottest Planet.
What do we know the least about mercury?
Mercury is the smallest planet in our solar system. Out of all the terrestrial planets (Mercury, Venus, Earth, Mars), we know the least about Mercury. It is only about 40% of the size of Earth. There are actually moons of other planets that are bigger than Mercury (Ganymede and Titan)!
What is the atomic number of mercury?
It is a transition metal with atomic number 80 on the periodic table and an atomic weight of 200.59, and its element symbol is Hg. While it’s an extremely rare element, there’s a world of interesting information about mercury.
What is the element mercury used in everyday life?
Fast Facts: The Element Mercury. Vials of pure mercury have been found in Egyptian tombs from the 1500s BC. Mercury is used in fluorescent lamps, thermometer, float valves, dental amalgams, in medicine, for the production of other chemicals, and to make liquid mirrors. Mercury (II) fulminate is an explosive used as a primer in firearms.