Class 7 Science Chapter 9 MCQ (Multiple Choice Questions) of Motion and Time updated for new academic session 2025-26. As all knows that MCQs are now an important part of question papers recommended by CBSE. That is why, we have prepared the MCQ based on all the topic of the chapter 9 of class 7 science. Practice these questions for not only to score good marks but to understand the concepts also.
Class 7 Science Chapter 9 MCQ for 2025-26
Class: 7 | Science |
Chapter: 13 | Motion and Time |
Contents: | MCQ with answers and Explanation |
MCQ Tests with Answers for Class 7 Science Chapter 13
Q1
Consider the following statements and choose the incorrect one:
[A]. The symbols of all units are written in singular.
[B]. Shadow of an object is shortest at noon.
[C]. Roman used sand clocks to measure time.
[D]. A nanosecond is one-millionth of a second.
Q2
Which of the following statement is or are incorrect?
[A]. The movement of an objects is called stationary-motion.
[B]. The movement or duration in which things occurs is called time.
[C]. An object is said to be in motion or moving when its positions changes with time.
[D]. When the position of car changes with, we say that car is moving or that the car is in motion.
Q3
Read the following sentences carefully, and choose the incorrect one:
[A]. The distance moved by an object in a unit time is called speed of the object.
[B]. A slow-moving object is said to have a low speed.
[C]. A fast-moving object is said to have high speed.
[D]. None of the above
Q4
A bus travel 54 km in 90 minutes. The speed of the bus is:
[A]. 0.6 m/s
[B]. 10 m/s
[C]
[C]. 5.4 m/s
[D]. 3.6 m/s
Q5
If we denote speed by S, distance by D and time by T, the relationship between these quantities is:
[A]. S = D x T
[B]. T = S/D
[C]. S = 1 x D/ T
[D]. S = T/D
Q6
In a science quiz competition, Payel are asked a question where she had to choose the statement which was/were correct?
[A]. If we have to compare the speeds of a number of objects, then we must express the speed of all those objects in the same units.
[B]. An instrument on a vehicle dashboard which indicates the speed of the vehicle when it is running is called speedometer.
[C]. An odometer it is an instrument for measuring the distance travelled by a vehicle.
[D]. All the above
Q7
A simple pendulum takes 32 s to complete 20 oscillations. What is the time-period of this pendulum?
[A]. 1.6 s
[B]. 2.6 s
[C]. 3.6 s
[D]. 4.8 s
Q8
Consider the following statements and choose the incorrect one:
[A]. The distance time graph of an object moving with a uniform speed or constant speed is a straight line.
[B]. The Slope of a distance-time graph indicates the speed of the object.
[C]. The distance time graph for an object moving with non-uniform speed is a curved line.
[D]. When the distance travelled is measured in kilometers and the time taken is measured in hours then the speed will come in the unit of meter per hour.
Q9
Bikash is doing his homework which is given by his teacher. Would you help him to choose the correct sentences?
[A]. If the distance time graph of an object is a straight line then it is moving with a constant speed
[B]. If the distance time graph of an object is not a straight line or curved line than the speed of an object is not constant.
[C]. The distance time graph of an object is a horizontal line parallel to the time axis, then the speed of object is zero and the object is not moving.
[D]. All the above
Q10
A sprinter or a fast runner attains a maximum speed of 10 meter per second. What we will be his speed in kilometer per hour?
[A]. 36 km/h
[B]. 46 km/h
[C]. 76 km/h
[D]. 60 km/h
Q11
Puja is writing some statements but she confused to know whether the statements are correct or not? If you know the answer to this question, then tell her:
[A]. The principle of periodic motion is used for the measurement of time.
[B]. Clocks and watches which are used for measuring time are based on the principle of periodic motion.
[C]. The to-and-fro motion of a simple pendulum is an example of periodic motion or oscillatory motion.
[D]. All the above
Q12
Falcon is a bird which flies with a maximum speed of 320 km per hour. Calculate its speed in meter per second:
[A]. 118.8 m/s
[B]. 98.8 m/s
[C]. 60 m/s
[D]. None of the above
Q13
The most appropriate unit for expressing the speed of a space rocket is
[A]. m/s
[B]. km/s
[C]. km/h
[D]. km/min
Q14
The instrument installed in a car for measuring the distance travelled by the car is called.
[A]. Barometer
[B]. Speedometer
[C]. Anemometer
[D]. Odometer
Q15
The composition of air can be best represented by drawing a
[A]. Pie chart
[B]. Bar graph
[C]. Line graph
[D]. Histogram
Q16
The slope of a distance-time graph of a moving object indicates:
[A]. Distance moved by the object
[B]. Time taken by the object
[C]. Speed of the object
[D]. Positions of the object
Q17
The regular vibration of which of the following electrically driven crystals are used for measuring time very accurately.
[A]. Calcite crystals
[B]. Quadric crystals
[C]. Chrome crystals
[D]. Quartz crystals
Q18
Salma takes 15 minutes from her house to reach her school on a bicycle. If the bicycle has a speed of 2 meter per second, calculate the distance between her house and the school.
[A]. 1000 m
[B]. 2000 m
[C]. 1500 m
[D]. 1800 m
Q19
Which among the following is the smallest unit of time?
[A]. Second
[B]. Millisecond
[C]. Nanosecond
[D]. Microsecond
Q20
A student draws a distance time graph for a moving scooter and finds that a section of the graph is a horizontal line parallel to the time axis. Which of the following conclusion is correct about the section of the graph?
[A]. The scooter has uniform speed in this section
[B]. The distance travelled by scooter is the maximum in the section
[C]. The distance travelled by the scooter is the minimum in the section
[D]. The distance travelled by the scooter is zero in the section
Q21
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
Q22
The train “A” travelled a distance of 150 km in 3 hours whereas another train “B” travelled a distance of 180 km in 4 hours. Which train travelled faster?
[A]. Train A
[B]. Train B
[C]. Both have same speed
[D]. Not to be calculated
Q23
Which of the following is the most appropriate unit for expressing the speed of a snail?
[A]. km/s
[B]. m/s
[C]. cm/s
[D]. mm/s
Q24
When the amplitude of vibration of a simple pendulum is increased, then its time period:
[A]. Decreases
[B]. Increases
[C]. Remains the same
[D]. First increases and then decreases
Q25
A man riding a scooter travels a distance of 70 meters in 20 seconds. What is the speed of the scooter?
[A]. 2.5 m/s
[B]. 3.5 m/s
[C]. 4.5 m/s
[D]. 50 m/s
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Last Edited: June 13, 2023