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2015/01/27

MONTESSORI ASTRONOMY : Planets - Uranus



Planets : Uranus


Uranus

  Uranus was discovered at the end
of the18th Century. Its diameter is about
four times that of the earth. Uranus has 15
moons. Uranus orbits the sun in 84 years. 


 Uranus rotates on its own axis in 17.2 hours.
Its temperature is -355 degree Fahrenheit.
The atmosphere of methane absorbs red
light so it appears greenish-blue.
It has narrow rings.

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