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WorksheetsQUIZ MOTION AND TIME CLASS 7
Total questions: 39
Worksheet time: 29mins
A bus travels 54 km in 90 minutes. The speed of the bus is
(a) 0.6 m/s
(b) 10 m/s
(c) 5.4 m/s
(d) 3.6 m/s
a)
b)
c)
d)
The time period of a simple pendulum is the time taken by it to travel from
(a) A to B and back to A
(b) O to A, A to B and B to A
(c) B to A, A to B and B to O
(d) A to B
a)
b)
c)
d)
Nearly all the clocks make use of
(a) straight line motion
(b) periodic motion
(c) random motion
(d) circular motion
a)
b)
c)
d)
A simple pendulum takes 42 sec. to complete 20 oscillations. What is its time period?
(a) 2.1 s
(b) 4.2 s
(c) 21 s
(d) 8.40 s
a)
b)
c)
d)
Time period of a simple pendulum depends upon its
(a) weight of bob
(b) length
(c) both (a) and (b)
(d) None of these
a)
b)
c)
d)
Which of the following cannot be used for measurement of time?
(a) A leaking tap
(b) Simple pendulum
(c) Shadow of an object during the day
(d) Blinking of eyes
a)
b)
c)
d)
On which axis is dependent variable represented?
(a) x-axis
(b) y-axis
(c) On any axis
(d) Depends on the data
a)
b)
c)
d)q
The correct symbol to represent the speed of an object is:
(a) 5 m/s
(b) 5 mp
(c) 5 m/s-1
(d) 5 s/m
a)
b)
c)
d)
The distance covered by an object in a ………………… is called its speed.
unit time
unit meter
kilometer
meter
Time between one sunrise and the next sunrise was called a …………………
hour
year
day
month
In a simple pendulum, the metallic ball suspended by thread is called its …………………
barber
side bob
pendulum
bob
Time period of a pendulum depends on its …………………
length
height
distance
displacement
Motion of objects can be presented in pictorial form by their ………………… graph.
velocity-time
distance-time
acceleration-time
time-time
The fact that the time period of a simple pendulum remains same is used in ............clock
SUNDIAL
SIMPLE
PENDULUM
The SI unit of speed
m/s
km/s
km/hr
m/hr
SI unit if time
hour
minute
seconds
Speed = distance * time
TRUE
FALSE
Speedometer measures distance
True
False
time period of simple pendulum depends on
mass of bob
volume of bob
length of pendulum
1 m/s =
18/5 km/hr
5/18 km/hr
The time taken by the pendulum to complete ________ is called it's
time period .
Ten oscillations
One oscillation
Five oscillations
Who invented the pendulum clocks?
Galileo Galilie
James Watt
Albert Einstein
Which of the following graph represents body is at rest position?
Earlier time measuring instrument
If an object moving in a straight line often changes it's speed then
The motion is said to be uniform motion
The motion is said to be non uniform motion
The object is said to be at rest
The motion is said to be slow motion
The motion that repeats itself after regular intervals of time is called
Rectilinear motion
Translational motion
Random Motion
Periodic motion
Which of the following relation is correct?
Speed = Distance x Time
Speed = Distance ÷Time
Speed = 1÷(Distance ×time)
Which of the following is the standard unit of distance?
metre
kilometre
miles
m/s
If a train starts from point A towards point B at a speed of 54 km/hr and the distance between point and point B is 324 km then how much time it will take for train to reach point B?
9 hrs
10 hrs
12 hrs
6 hrs
What is the motion of our hand while we are running?
Rectilinear Motion
Oscillatory motion
Rotational Motion
Circular motion
If I walk 20 miles in 5 hours, what is my speed?
5 miles per hour
0.25 miles per hour
4 miles per hour
20 miles per hour
What does a line with a positive slope mean?
The object is moving at a constant speed forwards
The object is moving at a constant speed backwards
The object is not moving at all
The park is 2 miles east of the school. What is the frame of reference in the sentence?
the school
the park
east
An object is _____ if its position changes.
in motion
at reset
a frame of reference
magical
