A globular cluster is 1 kiloparsec away.What is its parallax?
A).001 seconds of arc
B)1 second of arc
C)1000 seconds of arc
D)0.1 seconds of arc

Name: A globular cluster is 1 kiloparsec away.What is its parallax? A).001 seconds of arc B)1 second of arc C)1000 seconds of arc D)0.1 seconds of arc
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Question

Quizplus · Accepted Answer

The parallax of an object one kiloparsec away is .001 seconds of arc, as parallax in seconds of arc is inversely proportional to distance in parsecs.

A Globular Cluster Is 1 Kiloparsec Away