This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Science Chapter 9 Motion And Time – Quiz 29 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Science Chapter 9 Motion And Time Quiz 29 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A bowling ball rolls at a ..... A) Constant speed. B) Average speed. C) Top speed. D) Constant velocity. Show Answer Correct Answer: B) Average speed. 2. If direction of motion and speed of body do not change with time, what kind of motion does it have? A) Non uniform. B) Uniform. C) Oscillatory. D) None of these. Show Answer Correct Answer: B) Uniform. 3. One object can exhibit multiple motions. (True/False) A) False. B) True. C) All the above. D) None of the above. Show Answer Correct Answer: B) True. 4. Time = 5 hourSpeed=45km/hDistance =?? A) I make you wrong. B) 255km. C) 254 km. D) Give you. Show Answer Correct Answer: B) 255km. 5. What do you mean by the statement; "car is moving at the speed of 50 Km per hour" ? A) It covers a distance of 50km in one hour. B) It is moving at a non uniform speed. C) It covers a distance of more than 50km in one hour. D) It covers a distance of less than 50km in one hour. Show Answer Correct Answer: A) It covers a distance of 50km in one hour. 6. Which mode of transport is not based on invention of wheels? A) Bullock cart. B) Boat. C) Bicycle. D) Bus. Show Answer Correct Answer: B) Boat. 7. Name the clocks having an electric circuit with one or more cells which are used now-a-days. A) Quartz clocks. B) Sand clocks. C) Water clocks. D) Pendulum clocks. Show Answer Correct Answer: A) Quartz clocks. 8. An object is ..... if its position changes. A) In motion. B) At reset. C) A frame of reference. D) Magical. Show Answer Correct Answer: A) In motion. 9. Sand clocks were used by our ancestors to know about A) Speed. B) Distance. C) Time. D) Diection. Show Answer Correct Answer: C) Time. 10. The basic unit of time is secondTrue or False A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 11. The motion of a cycle while taking a turn on the road A) Curvilinear motion. B) Rectilinear motion. C) Oscillatory motion. D) None of the above. Show Answer Correct Answer: A) Curvilinear motion. 12. The example of non physical quantity is ..... A) Mass. B) Time. C) Feeling. D) Length. Show Answer Correct Answer: C) Feeling. 13. A few hundred years ago who made a huge sundial at Jaipur? A) Maharaja Jai Singh. B) Maharaja Singh. C) Maharaja Jai. D) None of the above. Show Answer Correct Answer: A) Maharaja Jai Singh. 14. Ice floats on water because A) It has higher density than water. B) It has lower density than water due to more volume. C) It is solid. D) It is low melting solid. Show Answer Correct Answer: B) It has lower density than water due to more volume. 15. What is periodic motion? Give an example. A) The movement of a car on a straight road. B) The growth of a tree. C) An example of periodic motion is the swinging of a pendulum. D) The rotation of a wheel. Show Answer Correct Answer: C) An example of periodic motion is the swinging of a pendulum. 16. One complete to and fro movement of the pendulum is called an? A) Time period. B) Sandclock. C) Speed. D) Oscillation. Show Answer Correct Answer: D) Oscillation. 17. What is sundial also known as? A) Clepsydra. B) Sand glass. C) Shadow clock. D) Pendulum. Show Answer Correct Answer: C) Shadow clock. 18. Who invented sand clock? A) L IU TPR and. B) Albert Einstein. C) Christians Haynes. D) Steve Jobs. Show Answer Correct Answer: A) L IU TPR and. 19. 90 kmph = ..... m/s A) 20. B) 25. C) 30. D) 35. Show Answer Correct Answer: B) 25. 20. The distance time-graph of the standing vehicle is a straight line parallel to the x-axis. A) False. B) True. C) All the above. D) None of the above. Show Answer Correct Answer: B) True. 21. Instrument used to measure distance in vehicles:- A) Odometer. B) Barometer. C) Kilometer. D) Millimeter. Show Answer Correct Answer: A) Odometer. 22. 50 millennium = ..... years. A) 500. B) 5000. C) 50, 000. D) 500, 000. Show Answer Correct Answer: C) 50, 000. 23. The distance-time graph for the motion of an object moving with a constant speed is a ..... A) Straight line. B) Zig-zag line. C) All the above. D) None of the above. Show Answer Correct Answer: A) Straight line. 24. 15 hours = ..... seconds A) 900. B) 5400. C) 54000. D) 9000. Show Answer Correct Answer: C) 54000. 25. Which of the following cannot prevent soil erosion A) Reforestation. B) Deforestation. C) Silviculture. D) Plantation. Show Answer Correct Answer: B) Deforestation. ← 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 5Class 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 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books