Multiple choice

Observational work done by Copernicus overturned what prevailing astronomical theory?

  1. geocentrism

  2. catastrophism

  3. heliocentrism

  4. uniformitarianism

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A Correct answer
Explanation

Nicolaus Copernicus proposed the heliocentric model, which placed the Sun at the center of the solar system, thereby overturning the long-held geocentric theory.