Read the extract carefully and answer the following questions:

Isaac Newton was a great scientist. He was born in 1642 and died in 1727. He discovered the Law of Gravitation. It was the falling of an apple in his garden that set him thinking. He was trying to find why the earth went around the sun and the moon around the earth. He asked himself, “Why does an apple fall to the earth”? This led him to his great discovery. He also made many other discoveries. Newton was a very learned man but he was very gentle and polite.

 Questions:

(1) Who was Isaac Newton?

(ii) Who discovered the law of gravitation?

(iii) What was the theme which inspired him thinking?

(iv) When was Isaac Newton born and died?

(v) What made him the greatest scientist in the world?