41 Which planet of the Solar System has highest mass?

Jupiter

42 The foundation of modern science was laid down in

1609

43 Before 1609, science was mainly based on the ideas of

Aristotle

44 Who was Aristotle?

A Greek philosopher

45 Aristotle recorded his ideas about universe, matter and living organisms by

About 340 B.C

46 The famous book ‘‘On The Heavens’’ is authored by

Aristotle

47 Who gave for the first time the idea that Earth is not a flat plate?

Aristotle

48 According to Aristotle all substances are composed of

Four elements

49 The four elements that Aristotle believed all substances are composed of are

Fire, Water, Soil and Air

50 The idea that Sun is stationary and the planets revolve around it was presented in

1514