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Question-1
If we apply force on a moving object in the same direction, the speed of the object
(A)
decreases
(B)
remains the same
(C)
increases
(D)
increases or decreases
Question-2
The ultimate source of our energy is
(A)
sun
(B)
coal
(C)
wind
(D)
plants
Question-3
Which one of the following statements is NOT true?
(A)
Friction makes a moving object slow down and stop
(B)
Friction between two surfaces will make them hot
(C)
Friction also enables an object to stay in a stationary position
(D)
Friction decreases if roughness of an object increases
Question-4
When we throw a ball into the air, it falls back. The force responsible for this is
(A)
muscular force
(B)
gravitational force
(C)
mechanical force
(D)
None of these
Question-5
The force which pulls a body towards the earth is called
(A)
friction
(B)
gravity
(C)
tension
(D)
collision
Question-6
An electrical heater converts
(A)
heat energy to electrical energy
(B)
electrical energy to heat energy
(C)
light energy to electrical energy
(D)
electrical energy to muscular energy
Question-7
While playing football, the ball is passed from player to player at different speeds. It is possible because of
(A)
players expertise
(B)
the ground
(C)
gravitational pull
(D)
force
Question-8
In the battery cell, the energy is stored in the form of
(A)
electrical energy
(B)
muscular energy
(C)
chemical energy
(D)
solar energy
Question-9
Electrical energy can be produced by
(A)
coal
(B)
water
(C)
uranium
(D)
all the above
Question-10
Which one of the following cannot be done by using muscular force?
(A)
Changing the direction of a moving body
(B)
Stopping a moving body
(C)
Changing or decreasing the speed of a body
(D)
Increasing or decreasing the speed of a body
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Std 5
ICSE/ISC
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