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CSS Past Papers
Every Day Science 2012 - 2
1.
issac newton and gottfried leibniz working independently in the 17th cenury laid the foundation of classical physics and are known as fathers of
astrology
relativistic theory
integral & differential calculus
none of these
2.
a light year is
a year devoid of heavy rainfall
the time taken by light to be generated & propagated from the centre of the sun to our earth
the distance covered by light in one of our solar years
none of these
3.
the sun produces most of its energy by:
nuclear fusion which involves converting “h” to “he”
nuclear fission involving the burning of uranium & plutonium
nuclear fission involving the combining of uranium and palladium
none of these
4.
which of the following is the correct ordering of the inner planets according to their roximity to the sun
jupiter,saturn,uranus,neptune
phobos,deimes,europe,tias
mercury,venus,earth,mars
none of these
5.
how long does our earth takes to turn about its axis
one hour
23 hours
24 hours
none of these
6.
tides are generated by
the movements of ships in the oceans
the gravitational effect of moon ana sun on our earth
the movements of the earth around the sun
none of these
7.
seasons are generated by
the movement of sun around coabes of the milky way
the movement of the earth around the sun
relativistic quantium -------------------------
none of these
8.
although the mass of a man on moon remains same as on the earth,he will
be much happier there
weigh one sixth as much
weigh twice as much
none of these
9.
if we are at see level our atmosphere presses down on us with a pressure of:
1 psi
14.7 psi
35.8 psi
none of these
10.
the efficiency of a machine is
always greater tanh 100%
always less than 100%
always 100%
none of these
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