Pluto was discovered in 1930. The IAU scientists gave themselves tasks to determine the three main qualifications and the definition of Pluto. When it was decided that Pluto should not be considered a planet, a team of scientists met in Prague and made this joint decision.
What happened?
A) Pluto was reclassified as a dwarf planet.
B) Pluto was discovered.
C) The qualifications for being a planet were defined.
D) A new planet was discovered.
Where did it happen?
A) In New York.
B) In Prague, Czech Republic.
C) On Mars.
D) In Washington, D.C.
When did it happen?
A) 2000
B) 2005
C) 2006
D) 2010
Why is it important or why did it occur?
A) To improve our understanding of the solar system.
B) To rename Pluto.
C) To discover new planets.
D) To unify the scientific community.
What happened?
A) Pluto was reclassified as a dwarf planet.
Explanation: In 2006, the International Astronomical Union (IAU) decided to redefine the criteria for classifying planets, leading to Pluto’s reclassification as a dwarf planet.
Where did it happen?
B) In Prague, Czech Republic.
Explanation: The decision to reclassify Pluto took place during the IAU General Assembly in Prague.
When did it happen?
C) 2006.
Explanation: The reclassification occurred in August 2006.
Why is it important or why did it occur?
A) To improve our understanding of the solar system.
Explanation: The redefinition aimed to clarify the criteria for what constitutes a planet, enhancing our understanding of celestial bodies within the solar system.
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