Multiple choice general knowledge science & technology

He claimed for the first time that earth is a sphere and that it rotates around its axis

  1. Varahamihira

  2. Pythagoras

  3. Aryabhata

  4. Ptolemy
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Aryabhata, the 5th-century Indian mathematician and astronomer, stated that the Earth is spherical and rotates on its own axis. He also correctly explained that the apparent motion of stars is due to this rotation. Pythagoras also believed in a spherical Earth, but Aryabhata's work specifically detailed the axial rotation.

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