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CSS :: Universe


11.  Which planet is known as watery planet?
A. Mercury B. Earth
C. Mars D. Jupiter

12.  Solar system was discovered by:
A. Kepler B. Galileo
C. Copernicus D. Plato

13.  Huge congregation of stars that are held together by the force of ggravity are known as:
A. Constellations B. Galaxies
C. Comets D. Solar system

14.  The unit of measuring distances betweenthe stars is known as:
A. Galactic unit B. Light year
C. Cosmic kilometre D. Steller mile

15.  Which planet look reddish in the night sky?
A. Mercury B. Mars
C. Jupiter D. Saturn

16.  The planets are kept in motion in their respective orbits by:
A. Gravitation nad centrifugal force B. The rotation and density
C. Their great size D. Rotation of sun on its axis.

17.  The study of heavenly bodies is known as:
A. Astrology B. Astrophysics
C. Astronomy D. Geophysics

18.  Supernova is:
A. An asteroid B. A dying star
C. A comet D. A black hole

19.  The milky way extends through a distance of:
A. One light-year B. 105 light-years
C. 8 light-years D. 5010 light-hears

20.  The altitudes of heavenly bodies appear to be greater than they actually are. This is due to :
A. Atmospheric refraction B. Motions of the earth
C. These are visible D. Vertical motions




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