Which information about objects in space can spectroscopy provide? Select the two correct answers.

A. Composition
B. Size
C. Temperature
D. Timing of solar flares



Answer :

Final answer:

Spectroscopy in astronomy provides data on composition, temperature, and motion of celestial objects.


Explanation:

Spectroscopy is an essential tool in astronomy, providing valuable information about celestial objects like their composition, temperature, motion, and other characteristics. For example, by analyzing the spectral signature of a star's light, astronomers can determine its chemical composition and gain insights into its properties.


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