Multiple Choice
………………of 11th century proposed the idea that rainbows were the result of the contacts between sunlight and moisture in the air, while Shen Kuo expanded upon this with the description of atmospheric refraction.
A) sun sikong
B) bi sheng
C) subsistence song
D) jiao yu
Correct Answer:

Verified
Correct Answer:
Verified
Q10: Avicenna (Ibn Sina) is regarded as the
Q11: …… ………. discovered the concept of 'true north'
Q12: Emperor Gaozong of 7th century of ……………dynasty
Q13: ……………., a Polymath scientist and statesman was
Q14: The first recorded observations of comets, solar
Q16: As a part of the search for
Q17: …………….introduced the empirical method to Europe is
Q18: ……………translated Ptolemy's 'The Great Treatise' into Arabic
Q19: ………………is generally regarded as the 'father of
Q20: The growth of …………….industry during the 11th