UPSC 2002 › Geography › Astronomy & Earth–Sun System

1 question · 2002 · answers as per the UPSC key

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Which one of the following statements is correct with reference to our solar system?

(a) The Earth is the densest of all the planets in our solar system
(b) The predominant element in the composition of Earth is silicon
(c) The Sun contains 75 % of the mass of the solar system
(d) The diameter of the Sun is 190 times that of the Earth
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Answer: (a) The Earth is the densest of all the planets in our solar system