The atmosphere of the Moon consists of? A) 90% Hydrogen & 10% Nitrogen B) 50% Hydrogen & 50% Nitrogen C) 80% Hydrogen & 20% Nitrogen D) It is a vacuum
The Sun is 150 million away from the Earth. What is the sun’s diameter? A) 1 million km B) 1.4 million km C) 3 million km D) 2.4 million km
The first scientist to prove that planets move around the Sun? A) Galileo Galilee B) John Kepler C) Copernicus D) Aristotle
Big Bang theory was proposed in 1920 by? A) George Lamaitre B) Edwin Hubble C) Fred Hoyle D) None of these
Big Bang theory explains about? A) Origin of humane B) Origin of the universe C) Origin of the sun D) Origin of earth