Question Details

Detailed explanation and options for the selected question.

Which Greek scientist first calculated Earth’s circumference fairly accurately in the 3rd century BC?

A. Archimedes
B. Aristotle
C. Eratosthenes
D. Pythagoras

Explanation:

Eratosthenes measured Earth’s circumference using shadows in Syene and Alexandria. Archimedes, Aristotle, Pythagoras had other contributions.

Related Topics

सुंदर का विलोम शब्द

Revision Notes

Planning a Family Vacation on a Low Budget

Revision Notes

Who was Sugriva in the Ramayana, and how did his alliance with Rama come about?

Revision Notes

Who was Kaikeyi in the Ramayana, and how did her demand for Rama’s exile impact the story?

Revision Notes

When Is Father’s Day 2025?

Revision Notes

Amsterdam

Revision Notes

Stone–Weierstrass Theorem

Revision Notes

Eras, Ages, and Geological Time

Revision Notes

Who was Trijata in the Ramayana, and how did she comfort Sita in Lanka?

Revision Notes

In the Mahabharata, who was Amba, and why did she vow revenge against Bhishma?

Revision Notes