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Suppose Neptune moves with an average orbital speed of 3.5 km/s.If it takes Neptune four hours to pass directly in front of a star, what is Neptune's diameter? Give Neptune's radius in units of Earth diameters, where the diameter of Earth is 12,800 km.
Skeptical Attitude
A mindset characterized by questioning and doubting claims or assertions without sufficient evidence.
Formal Fallacy
A type of mistaken reasoning in which the form of an argument itself is invalid.
Argument
Reasoning that is made up of two or more propositions, one of which is supported by the others.
Formal Fallacy
An error in reasoning that involves the incorrect structure of the argument, making the argument invalid regardless of the content.
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