Why Is It Difficult to Determine the Sizes of Dwarf

question 22

Essay

Why is it difficult to determine the sizes of dwarf planets, and what can be done to get accurate measurements?

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Definitions:

Graph

A visual representation of data, equations, or functions, typically drawn on a coordinate plane.

Initial Velocity

The velocity of an object at the beginning of a period of time, crucial for solving kinematic equations.

Coin

A piece of metal issued by governmental authority as money.

Ground

The solid surface of the earth or a reference level against which measurements or comparisons can be made.