Question

which of the following is an example of a real - world use of studying stars and galaxies?
predicting weather on earth
understanding how the universe formed
identifying the causes of earthquakes

Explanation:

Studying stars and galaxies helps in understanding the origin and evolution of the universe. Predicting weather on Earth is related to meteorology (atmospheric studies), and identifying earthquake causes is related to geology (Earth's structure and processes).

Answer:

Understanding how the universe formed