Question

2. How did we get to know that the Earth is round and not flat?
​

Answer 1

The earliest documented mention of the spherical Earth concept dates from around the 5th century BC, when it was mentioned by ancient Greek philosophers. In the 3rd century BC, Hellenistic astronomy established the roughly spherical shape of the Earth as a physical fact and calculated the Earth's circumference.

Answer 2

Answer:

The earliest documented mention of the spherical Earth concept dates from around the 5th century BC, when it was mentioned by ancient Greek philosophers. In the 3rd century BC, Hellenistic astronomy established the roughly spherical shape of the Earth as a physical fact and calculated the Earth's circumference.

HOPE IT HELPS FOR YOUR ANSWER..

MAKE ME AS THE BRAINLIEST..

THANK YOU