This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Science Chapter 9 Motion And Time – Quiz 5 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Science Chapter 9 Motion And Time Quiz 5 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Distance travelled by a vehicle is measured by an instrument called ..... A) Barometer. B) Speedometer. C) Odometer. D) Thermometer. Show Answer Correct Answer: C) Odometer. 2. Define acceleration and provide an example. A) Acceleration is the rate of change of velocity with respect to time. For example, when a car speeds up from 0 to 60 mph in 10 seconds, the acceleration is 6 mph/s. B) Acceleration is the force acting on an object. C) Acceleration is the rate of change of distance with respect to time. D) Acceleration is the speed of an object at a specific moment in time. Show Answer Correct Answer: A) Acceleration is the rate of change of velocity with respect to time. For example, when a car speeds up from 0 to 60 mph in 10 seconds, the acceleration is 6 mph/s. 3. What is an odometer? A) Distance travelled by a vehicle. B) To measure the speed. C) Distance by a train. D) Distance travelled by an aeroplane. Show Answer Correct Answer: A) Distance travelled by a vehicle. 4. A car is moving with a speed of 54 km/hr what is the speed in m/s? A) 20 m/s. B) 14m/s. C) 15 m/s. D) None of these. Show Answer Correct Answer: C) 15 m/s. 5. The distance travelled by the vehicles is recorded by A) Monometer. B) Speedometer. C) Nanometer. D) Odometer. Show Answer Correct Answer: D) Odometer. 6. The standard unit of temperature is: A) K. B) C. C) Kg. D) None of these. Show Answer Correct Answer: A) K. 7. The symbols of all units are written in ..... A) Double. B) Singular. C) Words. D) Symbols. Show Answer Correct Answer: B) Singular. 8. If a person travels at a speed of 40 km per hour. At the same rate, how long will he take to cover 160 km distance? A) 4 h. B) Sacrifice. C) 6h. D) 1h. Show Answer Correct Answer: A) 4 h. 9. The distance between two stations is 300 km. A train takes 6 hours to cover this distance. Calculate the speed of the train A) 20km/hr. B) 30km/hr. C) 40km/hr. D) 50km/hr. Show Answer Correct Answer: D) 50km/hr. 10. Which graph is best for showing how something changes over time? A) Bar Graph. B) Pie Chart. C) Line Graph. D) Histogram. Show Answer Correct Answer: C) Line Graph. 11. The motion that repeats itself after a regular interval of time is A) To and fro motion. B) Circular Motion. C) Rectilinear Motion. D) Periodic Motion. Show Answer Correct Answer: A) To and fro motion. 12. The distance travelled by an object in unit time is called its A) Motion. B) Speed. C) Odometer. D) Time. Show Answer Correct Answer: B) Speed. 13. Distance(m)= A) Average speed x time. B) Speed X Time. C) Speed / Time. D) Average speed / average time. Show Answer Correct Answer: B) Speed X Time. 14. What happens to the time period of a pendulum as its length increases? A) It decreases. B) It remains the same. C) It doubles. D) It increases. Show Answer Correct Answer: D) It increases. 15. ..... is one millionth of a second A) Millisecond. B) Nanosecond. C) Microsecond. D) Googleplexsecond. Show Answer Correct Answer: C) Microsecond. 16. How does the speed of an object change if it is moving with uniform motion? A) The speed of an object increases exponentially. B) The speed of an object decreases linearly. C) The speed of an object fluctuates randomly. D) The speed of an object remains constant. Show Answer Correct Answer: D) The speed of an object remains constant. 17. The basic unit of speed is: A) Km/hr. B) M/s. C) Km/s. D) M/hr. Show Answer Correct Answer: B) M/s. 18. The total path length travelled by a body in a given interval of time is called A) Speed. B) Distance. C) Velocity. D) None of the above. Show Answer Correct Answer: B) Distance. 19. What is the total path length covered by an object called? A) Speed. B) Distance. C) Velocity. D) Displacement. Show Answer Correct Answer: B) Distance. 20. The scientist who first noted the constancy of a pendulum's time period is A) Galileo Galilei. B) Alexander Fleming. C) Issac Newton. D) Albert Einstein. Show Answer Correct Answer: A) Galileo Galilei. 21. An object is said to be in motion when its ..... changes with time A) Rate. B) Distance. C) Position. D) None of the above. Show Answer Correct Answer: C) Position. 22. The time period of a given pendulum of the same length is always constant A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 23. The ..... moved by an object in a ..... of time is the speed of an object? A) Distance, rate. B) Velocity, unit. C) Unit, velocity. D) Distance, unit. Show Answer Correct Answer: D) Distance, unit. 24. What is motion? A) The change of place with respect to time. B) The change of speed with respect to time. C) The change of direction with respect to time. D) The change of distance with respect to time. Show Answer Correct Answer: A) The change of place with respect to time. 25. The time taken by the pendulum to complete ..... is called its time period. A) One oscillations. B) Two oscillations. C) One oscillation. D) None of the above. Show Answer Correct Answer: C) One oscillation. ← PreviousNext →Related QuizzesClass 7 Science Chapter 9 Motion And Time Quiz 1Class 7 Science Chapter 9 Motion And Time Quiz 2Class 7 Science Chapter 9 Motion And Time Quiz 3Class 7 Science Chapter 9 Motion And Time Quiz 4Class 7 Science Chapter 9 Motion And Time Quiz 6Class 7 Science Chapter 9 Motion And Time Quiz 7Class 7 Science Chapter 9 Motion And Time Quiz 8Class 7 Science Chapter 9 Motion And Time Quiz 9Class 7 Science Chapter 9 Motion And Time Quiz 10Class 7 Science Chapter 9 Motion And Time Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books