Answer:
i gotta say that yes it is
Explanation:
Answer:
Heliocentric, Sun
Explanation:
Ptolemy believed in the Geocentric theory, the theory that everything in the universe revolved around the Earth (the root Geo is indicative of Earth). Copernicus believed in the theory of Heliocentrism, the theory that everything revolved around the Sun (the root Helio is indicative of Sun).
*neither are accurate based on modern scientific knowledge, however Copernicus's was closest to being factual*
Answer:
noun. the period during which a sovereign occupies the throne. royal rule or authority;sovereignty. dominating power or influence: the reign of law.
The answer would be d: obstacles
