Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Physics
Physics
Problem
A planet around a Sun-like star completes one revolution in
125
days
125\,\text{days}
125
days
. Its orbital radius (in astronomical units) is closest to a)
0.25
AU
0.25\,\text{AU}
0.25
AU
b)
0.78
AU
0.78\,\text{AU}
0.78
AU
c)
0.49
AU
0.49\,\text{AU}
0.49
AU
d)
0.59
AU
0.59\,\text{AU}
0.59
AU
Browse the problem library