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Measurement of Distances: Parallax Method and Precision Instruments
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Which one of the following methods is used to measure distance of a planet or a star from the earth?
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A
Parallax method
💡 Explanation:
Astronomers estimate the distance of nearby objects in space by using a method called stellar parallax, or trigonometric parallax. Simply put, they measure a star's apparent movement against the background of more distant stars as Earth revolves around the sun