GENERAL KNOWLEDGE

GK

BIG BANG THEORY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which scientist developed the first telescope and began using it to observe the night sky?
A
Isaac Newton
B
Galileo
C
Copernicus
D
Ptolemy
Explanation: 

Detailed explanation-1: -Galileo Galilei (1564-1642) was part of a small group of astronomers who turned telescopes towards the heavens. After hearing about the “Danish perspective glass” in 1609, Galileo constructed his own telescope. He subsequently demonstrated the telescope in Venice.

Detailed explanation-2: -Galileo’s telescope In 1609, Galileo Galilei heard about the “Dutch perspective glasses” and within days had designed one of his own-without ever seeing one. He made some improvements-his creation could magnify objects 20 times-and presented his device to the Venetian Senate.

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