Our Universe and Planets (Important) 1. In order of their distances from the Sun, which of the following planets lie between Mars and Uranus? (a) Earth and Jupiter (b) Jupiter and Saturn (c) Saturn and Earth (d) Saturn and Neptune Answer. (b) 2. Comets revolve around: (a) Sun (b) Earth (c) Venus (d) No single heavenly body Answer. (a) 3. Which one of the following is correct? Great Bear is a (a) Galaxy (b) Planet (c) Star (d) Constellation Answer. (d) 4. The hottest planet is: (a) Mercury (b) Venus (c) Jupiter (d) Saturn Answer. (b) 5. Which of the planets is nearest to the earth? (a) Jupiter (b) Venus (c) Mercury (d) Mars Answer. (b) 6. Which one of the following planets takes the same number of days for rotation And revolution? (a) Mars (b) Venus (c) Mercury (d) Jupiter Answer. (b) 7. Which of the following planets of the solar system has the longest day? (a) Mercury (b) Jupiter (c) Venus (d) Earth Answer. (c) 8. Which planet of the solar system spins on its axis at the fastest rate? (a) Mercury (b) Earth (c) Jupiter (d) Satum Answer. (c) 7. Which planet looks reddish in the night sky? (a) Mercury (b) Mars (c) Jupiter (d) Saturn Answer. (b) 8. Which of the following is the largest of the inner planets? (a) Venus (b) Mercury (c) Mars (d) Earth Answer. (d) 9. A black hole is a: (a) Contracted star with intense gravitational pull (b) Star with very low surface temperature (c) Star with no atmosphere (d) Pulsating star Answer. (a) 10. Asteroids have their orbits between the planets: (a) Mercury and Venus (b) Earth and Mars (c) Mars and Jupiter (d) Jupiter and Saturn Answer. (c) 11. The orbits of planets around the Sun, or of satellites around the Earth, can be: (a) Circular and elliptic (b) Circular and hyperbolic (c) Elliptic and parabolic (d) Parabolic and hyperbolic Answer. (a) 12. NASA’s Deep Impact space mission was employed to take detailed pictures of which comet nucleus? (a) Halley’s Comet (b) Hale-Bopp (c) Hyakutake (d) Temple Answer. (d) 13. Foucault experiment is proof of which one of the following? (a) Revolution of Earth (b) Rotation of Earth (c) Rotation of Moon (d) Revolution of Moon Answer. (b) 14. The earth rotates around its axis from: (a) North to south (b) East to west (c) South to north (d) West to east Answer. (d) 15. “Mohs Scale” is used to indicate the: (a) Degree of brittleness of a substance (b) Degree of hardness of minerals. (c) Degree of viscosity of a liquid (d) Degree of elasticity of a material Answer. (b)
Posted on: Sun, 31 Aug 2014 12:46:26 +0000
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