Activity 1. Paragraph Completion

This activity is an information recall to the concepts you have learned from

previous lesson. Complete the paragraph below by writing the appropriate words in

the space provided. Choose your answer inside the box below.

ERATOSTHENES
PARALLEL
OBLATE SPHEROIDS

250,000 STADIA
CURVED
ROUND


Ancient scholars tried to provide proofs of a spherical Earth and its

circumference through calculations. It was 1. _______________, who gave the most

accurate size during their time. With the result of his experiment, he hypothesized

that the light rays coming from the sun are 2.________ and the Earth is 3. ___________.

He also computed the circumference of the Earth to be approximately 4.

_____________. Nowadays, modern astronomy describes the s​