I’m reading an excerpt from “on the revolutions of the heavenly spheres” by nicolaus copernicus and it’s just explaining his idea of a heliocentric universe. the question i have to answer is, “why might one say that european astronomers finally destroyed the middle ages? ”

In a economy individuals answer the three basic and the central authority or leaders have little say in the economy.

How are people today protected from wildfires like the large wildfires like the great fire of 1910are people today protected from large wildfires like the great fire of 1910? plz have the answer. this is important. you

If we represent the solar system on a scale that allows us to walk from the sun to pluto in a few minutes, then a) the planets are microscopic and the stars are millions of miles away. b) the planets are the size of basketballs and the nearest stars are a few miles away. c) the planets are marble size or smaller and the nearest stars are thousands of miles away.