An angle of 1 arcsecond is
A)about the width of your fist held at arm's length.
B)about the width of a finger held at arm's length.
C)less than the thickness of a human hair held at arm's length.
D)slightly more than the width of a basketball held at arm's length.

Question

Quizplus · Accepted Answer

An angle of 1 arcsecond is incredibly small, measuring less than the thickness of a human hair held at arm's length. It is even smaller than both option A (fist) and B (finger). Option D (basketball) is significantly larger than an angle of 1 arcsecond.

An Angle of 1 Arcsecond Is