WorksheetsGrade 9 MOTION
Total questions: 40
Worksheet time: 39mins
Unit of velocity
m/s
m/s2
ms
ms
Which type of speed does the speedometer of a car measures?
Average speed
Instantaneous speed
Uniform speed
Increasing speed
Area under (v-t) graph represents a physical quantity which has the unit
m2
m
m3
ms-1
Four cars A, B, C and D are moving on a levelled road. Their distance versus time graphs are shown in the given Figure. Choose the correct statement.
Car A is faster than car D
Car B is the slowest
Car D is faster than car C
Car C is the slowest
Calculate the total displacement travelled by the object in a given graph.
200 m
240 m
300 m
340 m
If a puppy runs for 50 meters in 10 seconds , what was the puppies speed in kilometer per hour?
5 m/s
18m/hr
18 km/s
18 km/hr
Which of the following is a vector quantity?
Work
Speed
Velocity
Force
Accelaration
A particle is moving in a circular path of radius r.
The displacement after half a circle would be:
(a) Zero
(b) πr
(c) 2r
(d) 2πr
In which of the following cases of motions, the distance moved and the magnitude of the displacement are equal?
i. If the car is moving on a straight road
ii. If the car is moving in circular path
iii. The pendulum is moving to and fro
iv. The earth is moving around the sun
(a) only(ii)
(b) (i) and (iii)
(c) (ii) and (iv)
(d) only (i)
The slope of speed - time graph gives
speed
velocity
momentum
acceleration
The area under a velocity-time graph represents the...
...acceleration.
...distance travelled.
...displacement.
...average speed.
The numerical ratio of displacement to distance for a moving object is
(a)
----------------------- is the term used for negative acceleration.
(a)
Average speed of an object can never be ----------------
(a)
