He thought that the Earth was round. And by doing a bit of basic geomtery he found out how big it was. He was RIGHT! His calculations were very accurate!
there is no new ideas on the solar system
Ptolemy
The people of ancient Greece and Ptolemy (The Greeks)
Earth is the center of the universe everything else orbits around it.
Galileo's about the solar system got him arrested for a decade (10 yrs).
The development of better tools, such as telescopes, allowed scientists to observe the planets and stars more accurately. This led to the discovery of new celestial bodies, the realization that Earth is not at the center of the solar system, and a deeper understanding of the vastness and complexity of the universe, ultimately changing previous ideas about the structure and behavior of the solar system.
The Earth is the third planet from the Sun in our solar system. It has a diverse range of habitats, including oceans, forests, grasslands, and deserts. The Earth's atmosphere is composed mainly of nitrogen and oxygen.
Eratosthenes was from ancient greek
What a fun subject! There are lots of websites that offer terrific worksheets and projects that kids can do to learn about the solar system. Check out www.enchantedlearning.com/subjects/.../solarsystem/activities.shtml or bogglesworldesl.com/solarsystem_worksheets.htm for some great ideas.
"Our solar system." The "part of our galaxy" that's in our solar system is the solar system.
Eratosthenes, It says it is Eratosthenes.
The only part of Copernicus's theory that Kepler retained was the idea that the Sun is at the centre of the Solar System.