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Question-1
Which of the following slows down moving objects?
(A)
Air resistance
(B)
Friction
(C)
Water resistance
(D)
All the above
Question-2
Which of the following is used to determine speed in a vehicle?
(A)
Odometer
(B)
Speedometer
(C)
Stop watch
(D)
Speed trap gun
Question-3
Change in velocity with time is called:
(A)
Acceleration
(B)
Speed
(C)
Force
(D)
Momentum
Question-4
If a body covers equal distance in equal time intervals, it is said to be:
(A)
At rest
(B)
Move with uniform speed
(C)
Move with uniform velocity
(D)
Move with uniform acceleration
Question-5
The speed of vehicles may be measured in:
(A)
m/s
(B)
km/s
(C)
km/hr
(D)
km.hr
Question-6
The unit for the rate of change of velocity will be:
(A)
m/s
(B)
m/s
2
(C)
m-s
(D)
N/s
Question-7
Vector quantity is having:
(A)
Only magnitude
(B)
Only direction
(C)
Both magnitude and direction
(D)
Cannot be predicted
Question-8
Air resistance helps:
(A)
To stop a parachute in a short distance
(B)
To stop a moving car
(C)
To stop a moving boat
(D)
All the above
Question-9
Velocity is a:
(A)
Scalar quantity
(B)
Fundamental quantity
(C)
Vector quantity
(D)
cannot be predicted
Question-10
S.I unit of acceleration is:
(A)
m/s
(B)
m/s
2
(C)
km/s
(D)
km/s
2
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Cambridge Secondary Grade 8
IGCSE
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