If the diameter of our galaxy is approximately 100,000 light-years,our galaxy is ________ times larger than our Solar System.
A) 100
B) 104
C) 106
D) 108

Question

Quizplus · Accepted Answer

The diameter of our solar system is approximately 1 light-year. Therefore, the diameter of our galaxy is 100,000 times larger than our solar system (100,000 light-years / 1 light-year). This means that our galaxy is 10^6 or 1,000,000 times larger than our solar system. Answer choice C is the closest to this number, and therefore the best answer.

If the Diameter of Our Galaxy Is Approximately 100,000 Light-Years,our