Class 7 Science MCQ Motion and Time

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CBSE Class 7 Science MCQ
Motion and Time with Answers

Question : Which of the following relations is correct?

(a) Speed = Distance X Time
(b) Speed = Distance/Time
(c) Speed = Time/Distance
(d) Speed = 1/Distance X Time

Show Answer :

Answer : B

Question : The meter that measures the distance moved by a vehicle is __________________________.

(a) Speedometer
(b) Odometer
(c) Anemometer
(d) Thermometer

Show Answer :

Answer : B

Question : The meter that is used to measure speed of a vehicle is __________________________.

(a) Speedometer
(b) Odometer
(c) Anemometer
(d) Thermometer

Show Answer :

Answer : A

Question : The speedometer of a vehicle measures the speed in __________________________.

(a) m/sec
(b) m/min
(c) km/hr
(d) km/min

Show Answer :

Answer : C

Question : An ancient Time measuring device SUNDIAL at JantarMantar is in __________________________.

(a) Ahmedabad
(b) Bombay
(c) Delhi
(d) Lucknow

Show Answer :

Answer : C

Question : A horse pulling a cart has:

(a) oscillatory motion
(b) circular motion
(c) linear motion
(d) none of these

Show Answer :

Answer : A

Question : The time interval between one sunrise and next sunrise is called a:

(a) year
(b) month
(c) day
(d) week

Show Answer :

Answer :(c) day
The time interval between one sunrise to next sunrise is a day.

Question : Which of the following motion is circular motion:

(a) motion of a child over see saw
(b) motion of a car running on a straight road
(c) motion of an electric bell hammer
(d) motion of a child in a merry go round

Show Answer :

Answer :(d) motion of a child in a merry go round
A child in a merry-go-round is circular motion.

Question : A simple pendulum takes 32 S complete 20 oscillations. What is the time period of pendulum:

(a) 640
(b) 0.625
(c) 1.60
(d) none of these

Show Answer :

Answer :(b) 0.625
The time period of pendulum is 0.625.

Question : The basic unit of speed is

(a) Km/min
(b) m/min
(c) km/h
(d) m/s

Show Answer :

Answer : D

Question : An example of Oscillatory motion is __________________________.

(a) Motion of a cycle wheel
(b) Movement of a car on a straight road
(c) Motion of earth around the sun
(d) Motion of a swing.

Show Answer :

Answer : D

Question : A device used to measure the distance moved by a vehicle:

(a) odometer
(b) speedometer
(c) both
(d) none of these

Show Answer :

Answer : A

Question : If the speed of an object along a straight line keeps changing, its motion is said to be

(a) uniform motion
(b) non-uniform motion
(c) linear motion
(d) none of these

Show Answer :

Answer : B

Question : Which of the following motion is circular motion:

(a) motion of a child over see saw
(b) motion of a car running on a straight road
(c) motion of an electric bell hammer
(d) motion of a child in a merry go round

Show Answer :

Answer : D

Question : A car moves with a speed of 80 km/h for 15 minutes and then with a speed of 60 km/h for the next 15 minutes. The total distance covered by the car is

(a) 100km
(b) 50km
(c) 35km
(d) 70km

Show Answer :

Answer : C

Question : The value of 2km/hr is equal to

(a) 4/9 m/s
(b) 5/9m/s
(c) 13/9m/s
(d) 7/9m/s

Show Answer :

Answer : B

Question : The time taken by a pendulum of given length to complete one oscillation is __________________________.

(a) Different at different times
(b) Same at all times
(c) Increases at different times
(d) Decreases at different times

Show Answer :

Answer : B

Question : 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

Show Answer :

Answer : B

Question : The rate of change of displacement with time is called

(a) Speed
(b) Velocity
(c) Both of these
(d) None of these

Show Answer :

Answer :B

Question : Swami walks to his school which is at a distance of 4 km from his home in 30 minutes. On reaching he finds that the school is closed and comes back in his friend’s vehicle to home in 10 minutes. His average speed in km/h is

(a) 8 km/h
(b) 24 km/h
(c) 16 km/h
(d) 20 km/h

Show Answer :

Answer : C

Question : If an object covers equal distance in equal intervals of time, then the object is said to have:

(a) non-uniform motion
(b) uniform motion
(c) oscillation
(d) none of these

Show Answer :

Answer : B

Question : If the velocity of a body does not change with time, its acceleration is

(a) zero
(b) infinite
(c) unity
(d) None of these

Show Answer :

Answer : A

Question : 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

Show Answer :

Answer : D

Question : A simple pendulum is an example of:

(a) periodic motion
(b) circular motion
(c) linear motion
(d) none of these

Show Answer :

Answer : A

Question : The distance travelled by the vehicles is recorded by

(a) monometer
(b) odometer
(c) speedometer
(d) motometer

Show Answer :

Answer : B

Question : When the motion of the object is not along a fixed path with changing direction

(a) Random motion
(b) Oscillatory motion
(c) Periodic motion
(d) Circular motion

Show Answer :

Answer : A

Question : The times taken by a pendulum to complete one oscillation is:

(a) oscillation period
(b) 1 second
(c) time period
(d) frequency

Show Answer :

Answer : C

Question : The motion of the spikes in the wheels of a moving cycle is

(a) rectilinear motion
(b) circular motion
(c) oscillatory motion
(d) none of these

Show Answer :

Answer : B

Question : Watch used to measure short interval of time is

(a) Stop watch
(b) Pendulum watch
(c) Atom watch
(d) Quartz watch

Show Answer :

Answer : A

Question : Which of the following is correct statements:

(a) the basic unit of time is second
(b) every object moves with a constant speed
(c) distance between two cities is measured in metres
(d) the time period of a given pendulum is not constant

Show Answer :

Answer : A

Question : A car covers 40 km in first hour, 115 km in next two hours and 45 km in next one hours. Find out its averages speed:

(a) 100 km/h
(b) 66.6 km/h
(c) 50 km/h
(d) none of these

Show Answer :

Answer : C

Question : The standard unit of mass is:

(a) ‘kg’
(b) mg
(c) g
(d) none of these

Show Answer :

Answer : A

Question : A simple pendulum executes a

(a) periodic motion
(b) oscillatory motion
(c) both (a) and (b)
(d) none of these

Show Answer :

Answer : C

Question : Physical quantity which we can’t obtain from a distance- time graph is

(a) speed
(b) time taken
(c) change in position
(d) change in weight

Show Answer :

Answer : D

Question : 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

Show Answer :

Answer : A

Question : All oscillatory motions are

(a) rotatory motions
(b) rectilinear motions
(c) circular motions
(d) periodic motions

Show Answer :

Answer : D

Question : The distance travelled by the vehicles is recorded by

(a) monometer
(b) odometer
(c) speedometer
(d) motometer

Show Answer :

Answer :(b) odometer

Question : 72 km/h m/s:

(a) 72 m/s
(b) 20 m/s
(c) 36 m/s
(d) 12 m/s

Show Answer :

Answer : B

Question : The speed of a car is 40 km/h. What is time taken to reach from one city to another city if the distance between the two cities is 480 km:

(a) 10 hours
(b) 11 hours
(c) 14 hours
(d) 12 hours

Show Answer :

Answer : D

Question : If a pendulum is vibrating at 10 Cycles−1, its time period is

(a) 1 sec
(b) 0.1 sec
(c) 0.5 sec
(d) 0.01 sec

Show Answer :

Answer : B

Question : The meter that is used to measure the distance moved by the vehicle is known as _

(a) Speedometer
(b) Odometer
(c) Chronometer
(d) Ammeter

Show Answer :

Answer :(b) Odometer

Question : Time period of a simple pendulum depends upon its

(a) weight of bob
(b) length
(c) both (a) and (b)
(d) None of these

Show Answer :

Answer :(b) length

Question : The graph between distance, time for a body at rest is a:

(a) straight line parallel to a distance axis
(b) straight line parallel to time axis
(c) curve line
(d) straight line

Show Answer :

Answer :(b) straight line parallel to time axis
Straight line parallel to time axis.

Question : A car covers a distance of 220 km in 4 hours what is its speed:

(a) 50 km/h
(b) 55 km/h
(c) 224 km/h
(d) 880 km/h

Show Answer :

Answer :(b) 55 km/h
The speed of a car is 55 km/h.

Question : The graph between distance and time for a non uniform motion is a:

(a) curve line
(b) can’t say
(c) straight line
(d) none of these

Show Answer :

Answer :(a) curve line
The graph between distance and time is curve line for non¬uniform motion.

Question : A car covers 40 km in first hour, 115 km in next two hours and 45 km in next one hours. Find out its averages speed:

(a) 100 km/h
(b) 66.6 km/h
(c) 50 km/h
(d) none of these

Show Answer :

Answer :(c) 50 km/h
The total averages speed of a car is 50 km/h.

Question : The S.I. unit of speed is:

(a) m/s
(b) km/min
(c) km/h
(d) km/s

Show Answer :

Answer :(a) m/s
The S.I. unit of speed is m/s.

Question : The value of 2km/hr is equal to

(a) 4/9 m/s
(b) 5/9m/s
(c) 13/9m/s
(d) 7/9m/s

Show Answer :

Answer :(b) 5/9m/s

Question : The clocks and watches which are used for measuring time are based on

(a) rectilinear motion
(b) circular motion
(c) periodic motion
(d) rotational motion

Show Answer :

Answer :(c) periodic motion

Question : The standard unit of temperature is:

(a) ‘Kg’
(b) F
(c) °C
(d) can’t say

Show Answer :

Answer :(a) ‘Kg’

Question : Time interval of 1000 years is called

(a) A millennium
(b) Trillion
(c) Century
(d) Decade

Show Answer :

Answer :(a) A millennium

Question : On which axis is dependent variable represented?

(a) x-axis
(b) y-axis
(c) On any axis
(d) Depends on the data

Show Answer :

Answer :(b) y-axis

Question : The meter that is used to measure speed of a vehicle is

(a) Speedometer
(b) Odometer
(c) Anemometer
(d) Thermometer

Show Answer :

Answer :(a) Speedometer

Question : If an object covers equal distance in equal intervals of time, then the object is said to have:

(a) non-uniform motion
(b) uniform motion
(c) oscillation
(d) none of these

Show Answer :

Answer :(b) uniform motion

Question : The most common example of periodic motion or oscillatory motion is:

(a) interval
(b) pendulum
(c) simple pendulum
(d) speedometer

Show Answer :

Answer :(c) simple pendulum
Simple pendulum is periodic or oscillatory motion.

Question : Distance between two cities is measured in:

(a) metres
(b) kilometres
(c) second
(d) kilogram

Show Answer :

Answer :(b) kilometres
Distance between two cities is measrued by kilometers.

Question : Motion of a train on a straight

(a) oscillatory motion
(b) circular motion
(c) uniform motion
(d) straight line motion

Show Answer :

Answer :(d) straight line motion
A train on a straight bridge is straight line motion.

Question : A device used to measure the distance moved by a vehicle:

(a) odometer
(b) speedometer
(c) both
(d) none of these

Show Answer :

Answer :(a) odometer
An odometer measured the distance moved by a vehicle.

Question : Speed time graph is straight line for

(a) Non-uniform motion
(b) Discontinuous motion
(c) Uniform motion
(d) Accelerated motion

Show Answer :

Answer :(c) Uniform motion

Question : Which of the following motion is circular motion:

(a) motion of a child over see saw
(b) motion of a car running on a straight road
(c) motion of an electric bell hammer
(d) motion of a child in a merry go round

Show Answer :

Answer :(d) motion of a child in a merry go round

Question : If the speed of an object along a straight line keeps changing, its motion is said to be

(a) uniform motion
(b) non-uniform motion
(c) linear motion
(d) none of these

Show Answer :

Answer :(b) non-uniform motion

Question : The distance moved by the object in a unit time is:

(a) time
(b) distance
(c) speed
(d) can’t say

Show Answer :

Answer :(c) speed

Question : Watch used to measure short interval of time is

(a) Stop watch
(b) Pendulum watch
(c) Atom watch
(d) Quartz watch

Show Answer :

Answer :(a) Stop watch

Question : The time taken by a pendulum of given length to complete one oscillation is

(a) Different at different times
(b) Same at all times
(c) Increases at different times
(d) Decreases at different times

Show Answer :

Answer :(b) Same at all times

Question : Which of the following is based on the study of the shadow cast by the sun?

(a) Simple pendulum
(b) Atomic clock
(c) Sun dial
(d) Quartz clock

Show Answer :

Answer :(c) Sun dial

Question : When an object changes position with time, it is said to be in

(a) rest
(b) stationary
(c) circle
(d) motion

Show Answer :

Answer :(d) motion

Question : The to and fro motion of the particle about its mean position is called:

(a) intervals
(b) vibration
(c) pendulum
(d) can’t say

Show Answer :

Answer :(b) vibration

Question : It is a part of wall clock and performs oscillatory motion. Its time period is fixed. It is

(a) a pendulum
(b) bob of a pendulum
(c) pendulum clock
(d) None of these

Show Answer :

Answer :(a) a pendulum

Question : The rate of change of displacement with time is called

(a) Speed
(b) Velocity
(c) Both of these
(d) None of these

Show Answer :

Answer :(b) Velocity

Question : The distance-time graph of an object under uniform motion is a

(a) curved line
(b) straight line
(c) circle
(d) parabola

Show Answer :

Answer :(b) straight line

Question : The clock used now a days are:

(a) quartz
(b) minute
(c) second
(d) all of these

Show Answer :

Answer :(a) quartz
The quartz clock is used now-a-days.

Question : The standard unit of time is:

(a) hour
(b) minute
(c) second
(d) all of these

Show Answer :

Answer :(c) second

Question : The speed of the vehicle is recorded by

(a) Ammeter
(b) Odometer
(c) Speedometer
(d) Voltmeter

Show Answer :

Answer :(c) Speedometer

Question : Nearly all the clocks make use of

(a) straight line motion
(b) periodic motion
(c) random motion
(d) circular motion

Show Answer :

Answer :(b) periodic motion

Question : A horse pulling a cart has:

(a) oscillatory motion
(b) circular motion
(c) linear motion
(d) none of these

Show Answer :

Answer :(a) oscillatory motion

Question : When weight of bob in a pendulum is increased then the oscillation period of a pendulum is:

(a) increased
(b) decreased
(c) no change
(d) can’t say

Show Answer :

Answer :(b) decreased
When weight of bob in pendulum is increased, the oscillation period of pendulum is decreased.

Question : The standard unit of length is:

(a) metre (‘m’)
(b) kilometre
(c) m/s
(d) km/h

Show Answer :

Answer :(a) metre (‘m’)
The standard unit of length is meter (‘m’).

Question : The standard unit of mass is:

(a) ‘kg’
(b) mg
(c) g
(d) none of these

Show Answer :

Answer :(a) ‘kg’
(‘Kg’) is the unit of mass.

Question : The standard unit of temperature is:

(a) ‘Kg’
(b) F
(c) °C
(d) can’t say

Show Answer :

Answer :(a) ‘Kg’
(‘K’) is the unit of temperature.

Question : Distance:

(a) D = S x T
(b) D = $\frac { T }{ s }$
(c) D = $\frac { s }{ T }$
(d) D = $\frac { 1 }{ T\times S }$

Show Answer :

Answer :(a) D = S x T
D = S x T

Question : Time:

(a) t = d x s
(b) t = $\frac { s }{ d }$
(c) t = $\frac { d}{ s }$
(d) t = $\frac { 1 }{ s\times d }$

Show Answer :

Answer :(c) t = $\frac { d}{ s }$
t = $\frac { d}{ s }$

Question : The distance moved by the object in a unit time is:

(a) time
(b) distance
(c) speed
(d) can’t say

Show Answer :

Answer :(c) speed
The distance moved by the object in a unit time is speed.

Question : The pictorial representation of two variables inter dependent of one another is known as:

(a) motion
(b) graph
(c) speed
(d) time

Show Answer :

Answer :(b) graph
Graph is pictorial representation of two objects.

Question : The speed of a car is 40 km/h. What is time taken to reach from one city to another city if the distance between the two cities is 480 km:

(a) 10 hours
(b) 11 hours
(c) 14 hours
(d) 12 hours

Show Answer :

Answer :(d) 12 hours
The time is taken by a car is 12 hours.

Question : 72 km/h m/s:

(a) 72 m/s
(b) 20 m/s
(c) 36 m/s
(d) 12 m/s

Show Answer :

Answer :(b) 20 m/s
72 km/h – 20m/s

Question : The standard unit of time is:

(a) hour
(b) minute
(c) second
(d) all of these

Show Answer :

Answer :(c) second
The standard unit of time is second.

Question : If an object covers equal distance in equal intervals of time, then the object is said to have:

(a) non-uniform motion
(b) uniform motion
(c) oscillation
(d) none of these

Show Answer :

Answer :(b) uniform motion
A staight line covers equal distance in equal intervals of time is uniform motion.

Question : A device used to measure the speed of vehicles is:

(a) odometer
(b) graph
(c) speedometer
(d) none of these

Show Answer :

Answer :(c) speedometer
Speedometer measure the speed of vehicles.

Question : The to and fro motion of the particle about its mean position is called:

(a) intervals
(b) vibration
(c) pendulum
(d) can’t say

Show Answer :

Answer :(b) vibration
To and fro motion is vibration.

Question : The time taken by the earth to make one revolution around the sun is called a:

(a) day
(b) week
(c) month
(d) year

Show Answer :

Answer :(d) year
The earth make one revolution around the sun in a year.

Question : The motion of a vibrating particle from one extreme position to another extreme position about its mean position is:

(a) speed
(b) circulation
(c) oscillation
(d) none of these

Show Answer :

Answer :(c) oscillation
The motion of vibrating particle is circulation.

Question : The time taken by a vibrating body to complete one vibration is:

(a) speed
(b) time of period
(c) distance
(d) all of these

Show Answer :

Answer :(b) time of period
The time taken by a vibrating body to complete one vibration is time period.

Question : A horse pulling a cart has:

(a) oscillatory motion
(b) circular motion
(c) linear motion
(d) none of these

Show Answer :

Answer :(a) oscillatory motion
A horse pulling a cart has oscillatory motions.

Question : If the speed of a body moving in a straight line changes then the speed of the body is:

(a) uniform
(b) non-uniform
(c) some times uniform and non-uniform
(d) none of these

Show Answer :

Answer :(b) non-uniform
If the speed of a body moving in a straight line changes then the speed of the body is non-uniform.

Question : An earth completes one revolution around the sun in:

(a) 1 day
(b) 1 year
(c) 1 hour
(d) none of these

Show Answer :

Answer :(b) 1 year
An earth complete one revolution around the sun in a year.

Question : A simple pendulum is an example of:

(a) periodic motion
(b) circular motion
(c) linear motion
(d) none of these

Show Answer :

Answer :(a) periodic motion
Periodic motion is an example of a simple pendulum.

Question : An odometer is used to measure:

(a) speed
(b) distance
(c) motion
(d) none of these

Show Answer :

Answer :(b) distance
Distance is measured by an odometer.

Question : The hammer of an electric bell has motion:

(a) circular motion
(b) vibratory motion
(c) linear motion
(d) periodic motion

Show Answer :

Answer :(b) vibratory motion
The hammer of an electric bell has vibratory motion.

Question : The unit of speed of train is:

(a) meter per hour
(b) meter per second
(c) kilometer per hour
(d) mile per second

Show Answer :

Answer :(c) kilometer per hour
The unit of speed of train is kilometer per hour.

Question : The times taken by a pendulum to complete one oscillation is:

(a) oscillation period
(b) 1 second
(c) time period
(d) frequency

Show Answer :

Answer :(c) time period
The time taken by a pendulum to complete one oscillation is time period.

Question : The correct relation for speed is:

(a) Speed = (^Distance / _Time)
(b) Speed = (^Time / _Distance)
(c) Speed = distance x meter
(d) Speed = ¹/(_{Time x Distance})

Show Answer :

Answer : (a) Speed = (^Distance / _Time)

Question : The speed of a train is 60 km/h. The distance covered by the train is 4 hours would be:

(a) 15 km
(b) 240 km
(c) 1/15 km
(d) none of these

Show Answer :

Answer :(b) 240 km
The distance covered by a train would be 240 km.

Question : Classify the following as motions is oscillatory motion:

(a) motion of your hands while runnning
(b) motion of a horse pulling a cart on a straight road
(c) motion of a child in a merry go round
(d) motion of a train on a straight line

Show Answer :

Answer :(a) motion of your hands while runnning
Motion your hands while running is oscillatory motion.

Question : Which of the following is correct statements:

(a) the basic unit of time is second
(b) every object moves with a constant speed
(c) distance between two cities is measured in metres
(d) the time period of a given pendulum is not constant

Show Answer :

Answer :(a) the basic unit of time is second
The basic unit of time is second.

Fill in the blanks

Question : The time taken by a pendulum to complete an oscillation is called the period of …………………

Show Answer :

Answer :oscillation

Question : The basic unit of speed is …………………

Show Answer :

Answer :m/s

Question : Speed = …………………

Show Answer :

Answer :distance lime