Why Is Pluto Not A Planet?

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Physics, Science, Life Skills

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11th Grade - University

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Practice Problem

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Hard

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The video discusses Pluto's reclassification from a planet to a dwarf planet by the International Astronomical Union in 2006. It explains the criteria for planethood, which Pluto does not meet, and introduces the concept of dwarf planets and plutoids. The video also covers the Kuiper Belt, where Pluto resides, and mentions other celestial bodies like Eris, Haumea, and Makemake. It highlights the New Horizons mission launched by NASA to study Pluto and its moons, set for a flyby in July 2015. The episode concludes with a call to action for viewer engagement and support.

2 questions

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OPEN ENDED QUESTION

3 mins • 1 pt

What are some of the other large objects in the Kuiper Belt mentioned in the text?

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OPEN ENDED QUESTION

3 mins • 1 pt

What mission did NASA launch in 2006 to study Pluto, and what was its goal?

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