What does Parallax help to measure?
Weight of Stars
Size of the Galaxy
Distance
Brightness of Stars
Answer
Parallax is a way to measure the distance to an object. It works by comparing the position of an object against a background at two different times. The amount of difference in the object's position between the two observations can be used to calculate the distance to the object. Parallax is used to measure the distances to stars, planets, and other objects in space.
Shining a Light on Harlow Shapley: The Scientist and Advocate Quiz
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