Our earth as well as the sun belongs to the galaxy which has a spiral shape called the
(a) Milky Way
(b) Galaxy
(c) Light Year
(d) Universe
The Universe
Name the planet which is least dense among all the planets.
(a) Mercury
(b) Mars
(c) Saturn
(d) Jupiter
A body can escape the gravitational pull of the earth if it is thrown up with a velocity of:
(a) 25 miles per sec
(b ) 60 miles per sec
(c) 10 miles per sec
(d) 7 miles per sec
(e) None of these
Ursa Major moves around the ______.
(a) Sun
(b) Earth
(c) Moon
(d) Pole Star
Stars appear to move from______ in the sky.
(a) West to east
(b) East to west
(c) North to south
(d) South to north
Stars produce heat energy and light due to the fusion of___________.
(a) Oxygen
(b) Hydrogen
(c) Helium
(d) Ozone
Solar eclipse occurs on _________.
(a) full moon day
(b) new moon day
(c) both ‘a’ and ‘b’
(d) none of the above
A unit of length equal to the average distance between the earth and sun is called
(a) Astronomical unit
(b) Light year
(c) Parsec
(d) Parallax
(e) None of these
Jupiter has a thick atmosphere of _______ which reflects most of the sun light falling on it.
(a) Oxygen
(b) Helium
(c) Nitrogen
(d) Hydrogen
One light year is equal to:
(a) 18X106 km
(b) 40.67X1012 km
(c) 9.46X1012 km
(d) 150,000,000 km