Question

which scientist proposed the heliocentric model, which states that the earth and other planets revolve around the sun?
nicolaus copernicus
thomas hobbes
johannes kepler
galileo galilei
question 9 multiple choice question
who is known as the father of communism?
john locke
voltaire
karl marx
nicolaus copernicus

Explanation:

The heliocentric model (sun-centered solar system) was proposed by Nicolaus Copernicus. Karl Marx is widely recognized as the "Father of Communism" for his foundational works on communist theory.

Answer:

1. Nicolaus Copernicus
2. Karl Marx