Question
By what criteria did Pluto fail to be considered a planet under the new IAU definition? Explain how this decision demonstrates the self-correcting nature of science.
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These are: \begin{itemize} \item It should orbit the sun or a star. \item It should have enough mass to assume hydrostatic equilibrium. \item It should clear the neighborhood around its orbit. \end{itemize} Show more…
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Why was Pluto reclassified as a dwarf planet?
According to the passage, what is the major reason for lack of consensus regarding the status of Pluto? \begin{equation}\begin{array}{l}{\text { F. The general population resists the scientific }} \\ {\text { community's belief that Pluto is not a planet. }} \\ {\text { G. Pluto seems very different than the other }} \\ {\text { members of any classification. }} \\ {\text { H. Pluto's strange orbit makes it asteroid-like, }} \\ {\text { but its surface more closely resteroid-like, }} \\ {\text { planet. }}\end{array}\end{equation} \begin{equation}\begin{array}{l}{\text { J. There have been numerous discoveries of }} \\ {\text { other Pluto-like objects nearer to the sun than }} \\ {\text { to Neptune. }}\end{array}\end{equation}
The mass of Pluto was not known until a satellite of the planet was discovered. Why?
Gravitation
Using the Law of Universal Gravitation
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