Why Won't Pluto Collide with Neptune

question 83

Multiple Choice

Why won't Pluto collide with Neptune?

• A)Pluto is always much farther from the Sun than Neptune.
• B)Pluto orbits the Sun exactly 2 times for every 3 Neptune orbits,which ensures they never come close together.
• C)Pluto's orbit never comes anywhere close to Neptune's orbit.
• D)Actually,a collision of the two is inevitable within the next billion years.

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Definitions:

Quantifier

A logical operator that determines the number of subjects within the discussion domain that fulfill a given open formula.

Atomic Open Sentence

A simple open sentence involving a variable, without any logical connectives, that can be made true or false by assigning values to the variable.

Symbolized Categorical Statement

A statement within formal logic that classifies members of categories and is often represented using symbols to express its logical structure.

Categorical

Relating to, or absolute in nature, often used to describe statements that are unconditional and clearly defined.