Why is the term "arc" used to describe units of measure for angular distance?
A) To avoid confusion with the minutes and seconds of time
B) To describe the arc-shaped distance between the stars
C) To distinguish the base unit of 10 per degree
D) To distinguish the difference between northern and southern spheres
E) To describe the placement of the stars within each hemisphere

Question

Why is the term  "arc" used to describe units of measure for angular distance?
A) To avoid confusion with the minutes and seconds of time
B) To describe the arc-shaped distance between the stars
C) To distinguish the base unit of 10 per degree
D) To distinguish the difference between northern and southern spheres
E) To describe the placement of the stars within each hemisphere

Quizplus · Accepted Answer

The term "arc" is used to describe units of measure for angular distance to avoid confusion with the minutes and seconds of time, as both use similar terminology (minutes and seconds).

Why Is the Term "Arc" Used to Describe Units of Measure