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Question-1
Sound travels faster in:
(A)
Solids
(B)
Liquids
(C)
Gases
(D)
Vacuum
Question-2
Velocity is a:
(A)
Scalar quantity
(B)
Fundamental quantity
(C)
Vector quantity
(D)
cannot be predicted
Question-3
Speed of light in air is:
(A)
3 x 10
8
km/hr
(B)
3 x 10
8
m/s
(C)
3 x 10
8
km/s
(D)
3 x 10
8
m/hr
Question-4
Speed is a:
(A)
Scalar quantity
(B)
Fundamental quantity
(C)
Vector quantity
(D)
Cannot be predicted
Question-5
Vector quantity is having:
(A)
Only magnitude
(B)
Only direction
(C)
Both magnitude and direction
(D)
Cannot be predicted
Question-6
The speed of vehicles may be measured in:
(A)
m/s
(B)
km/s
(C)
km/hr
(D)
km.hr
Question-7
The slope of the displacement time graph gives:
(A)
Speed
(B)
Velocity
(C)
Acceleration
(D)
Retardation
Question-8
Which of the following slows down moving objects?
(A)
Air resistance
(B)
Friction
(C)
Water resistance
(D)
All the above
Question-9
Speed of an object can be calculated from a:
(A)
Velocity/ time graph
(B)
Distance/time graph
(C)
Time/distance graph
(D)
Acceleration/time graph
Question-10
The S.I unit of speed is:
(A)
m/s
2
(B)
m/s
(C)
cm/s
(D)
ms
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Cambridge Secondary Grade 8
IGCSE
Practice in Related Chapters
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Heat
Forces
Speed
A closer look at Heat Energy
Magnetism
Light
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