Know
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Pluto was once a planet, but is now classified as a dwarf planet.
Pluto was the farthest planet from the Sun, but is now the farthest dwarf planet from the Sun.
Pluto was declassified as a planet in 2006.
Pluto is one of four dwarf planets in our Solar System.
Pluto didn’t complete a single orbit before losing its planet status.
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Want
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How many moons does Pluto have?
Who discovered Pluto?
What size does an object need to be to be classified as a planet?
How many days (or years) is Pluto’s orbit?
How hot/cold is Pluto?
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Learned
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Pluto was discovered in 1930 by an American astronomer named Clyde Tombaugh.
An eleven-year-old girl named Venetia Burney named the ninth planet after the Roman God of the cold and dark underworld, Pluto.
It takes Pluto 248 Earth years to complete a single orbit.
Pluto has three moons.
Pluto cannot clear other objects out of its orbit.
Many people protested and held “funerals” after Pluto’s declassification.
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