What is a fun fact about Uranus?
Uranus is the seventh planet from the Sun. It’s not visible to the naked eye, and became the first planet discovered with the use of a telescope. Uranus is tipped over on its side with an axial tilt of 98 degrees. It is often described as “rolling around the Sun on its side.”
Is Uranus full of diamonds?
High pressure experiments suggest large amounts of diamonds are formed from methane on the ice giant planets Uranus and Neptune, while some planets in other planetary systems may be almost pure diamond. Diamonds are also found in stars and may have been the first mineral ever to have formed.
How cold is Uranus at night?
speeds on Uranus range from 90 to 360 mph and the planet’s average temperature is a frigid -353 degrees F. The coldest temperature found in Uranus’ lower atmosphere so far is -371 degrees F., which rivals Neptune’s frigid temperatures.
Will the Earth have two moons?
Astronomers from the Catalina Sky Survey yesterday announced they’d found a second natural satellite orbiting the Earth. It looks like our planet and its long-standing partner Luna have decided to explore polyamory.
Why is Sudoku such a good puzzle game?
One of the greatest aspects of Sudoku is that the game offers engaging challenges to both the novice, as well as the seasoned puzzle player. Whenever they play a puzzle tailored for their level of competence, both the beginner and the experienced Sudoku solver will have to put a good amount of thought and technique into completing the task.
Can you play Sudoku for free on the Internet?
Within no time Sudoku free puzzles will be your favorite online game. The popular Japanese puzzle game Sudoku is based on the logical placement of numbers. An online game of logic, Sudoku doesn’t require any calculation nor special math skills; all that is needed are brains and concentration.
How does a forcing chain work in Sudoku?
Forcing chains work in the following way: Start on the red cell with the arrow pointing towards it, and fill in one of the two candidates, 3 or 6, for that cell. Then follow on and fill in the rest of the red cells.
How is a number guaranteed to fit in a cell in Sudoku?
You know that each block, row and column on a Sudoku board must contain every number between 1 and 9. Therefore, if a number, say 4, can only be put in a single cell within a block/column/row, then that number is guaranteed to fit there. This example illustrates the number 4 as the unique candidate for the cell marked in red.