You must explain why the keyword is important to this time period as well as to your main word. Your description should not just be a definition of the word. 2-3 sentences
Nicolaus Copernicus:
1 answer
During Nicolaus Copernicus's time period, the keyword "heliocentrism" was crucial in challenging the prevailing geocentric model of the universe. Copernicus's revolutionary idea that the sun, not the Earth, was at the center of the solar system sparked a scientific revolution and paved the way for modern astronomy. This idea directly relates to Copernicus himself, as his heliocentric theory fundamentally changed our understanding of the cosmos.