Multiple choice

Who first discovered that the sun was the center of our solar system (and not the Earth)?

  1. Isaac Newton

  2. Galileo

  3. Nicholas Copernicus

  4. Albert Einstein

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Nicolaus Copernicus formulated the heliocentric model of the universe, which placed the Sun, rather than the Earth, at the center of the solar system.