This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Science Chapter 9 Motion And Time – Quiz 38 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Science Chapter 9 Motion And Time Quiz 38 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Define rectilinear motion and give an example. A) Rectilinear motion is the motion of an object along a straight line. Example:A car driving straight down a highway. B) A ball rolling down a hill. C) A train moving around a bend. D) Circular motion of a spinning top. Show Answer Correct Answer: A) Rectilinear motion is the motion of an object along a straight line. Example:A car driving straight down a highway. 2. A school bus travels at 60 km/h to cover a distance of 12 km. How much time will the bus take to cover this distance? A) 10 minutes. B) 12 minutes. C) 15 minutes. D) 20 minutes. Show Answer Correct Answer: B) 12 minutes. 3. Which scientist has done the first experiment with pendulum A) William Harvey. B) Galileo Galilei. C) All the above. D) None of the above. Show Answer Correct Answer: B) Galileo Galilei. 4. 10 centuries= A) Millennium. B) Century. C) Decade. D) Month. Show Answer Correct Answer: A) Millennium. 5. On which axis is dependent variable represented? A) X-axis. B) Y-axis. C) On any axis. D) Depends on the data. Show Answer Correct Answer: B) Y-axis. 6. A ..... is the length from the elbow to the finger tips A) Cubit. B) Angle. C) Mutthi. D) None of the above. Show Answer Correct Answer: A) Cubit. 7. Can be defined as the effective rate of performance of a conscientious, self-paced, qualified employee when working neither fast nor slow and giving due consideration to the physical, mental, or visual requirements of the specific job. A) Qualified employee. B) Standard pace. C) Effective utilization. D) Fair day's work. Show Answer Correct Answer: B) Standard pace. 8. The pendulam of a wall clock makes this type of motion A) Rectilinear. B) Rotatory. C) Periodic. D) Oscillatory. Show Answer Correct Answer: D) Oscillatory. 9. ..... cannot be used after sunset. A) Sand clock. B) Hour glass. C) Sundial. D) Pendulum. Show Answer Correct Answer: C) Sundial. 10. True or FalseDeca is a sub multiple unit A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 11. When I say, "I am Walking" , I am:- A) I am too lazy. B) I am at rest. C) I am exercising. D) In motion. Show Answer Correct Answer: D) In motion. 12. Our ancestors considered one month as time between A) One new moon to no moon. B) One new moon to next new moon. C) Half moon to full moon. D) Crescent moon to full moon. Show Answer Correct Answer: B) One new moon to next new moon. 13. How far will a person go if they jog for 2 hours at a speed of 12 km/hr? A) 6 km. B) 0.5 km. C) 10 km. D) 24 km. Show Answer Correct Answer: D) 24 km. 14. A horizontal line on a distance vs. time graph means the object's speed is A) Increasing. B) Decreasing. C) Zero. D) None of the above. Show Answer Correct Answer: C) Zero. 15. A faster moving object covers A) Less distance in more time. B) More distance in more time. C) Less distance in Shorter time. D) More distance in Shorter time. Show Answer Correct Answer: D) More distance in Shorter time. 16. A train takes 24 hours to travel from A to B with the speed of 48 km/hr. Find the distance covered. A) 1152 km. B) Half km. C) 2 km. D) 1125 km. Show Answer Correct Answer: A) 1152 km. 17. Motion of objects can be presented in pictorial form by their ..... A) Distance-speed graph. B) Distance-time graph. C) Time-time graph. D) Speed-distance graph. Show Answer Correct Answer: B) Distance-time graph. 18. If the speed of a car is 50 km/hr and then how much distance will it cover in 10 minutes? A) 500 km. B) 80 km. C) 25.33 km. D) 8.33 km. Show Answer Correct Answer: D) 8.33 km. 19. Balanced forces can cause A) An object to speed up or slow down. B) An object to stay still or move at a constant speed and direction. C) All the above. D) None of the above. Show Answer Correct Answer: B) An object to stay still or move at a constant speed and direction. 20. Larger units of time are ..... and ..... A) Minutes, hrs. B) Second. C) Time. D) 1joule. Show Answer Correct Answer: A) Minutes, hrs. 21. The distance travelled by an object in unit time is called speed. A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: A) TRUE. 22. Rani travels a distance of 3 km in 15 minutes. What is her speed in km/h? A) 15 km/h. B) 20 km/h. C) 13 km/h. D) 12 km/h. Show Answer Correct Answer: D) 12 km/h. 23. Motion of the hammer of an electric bell A) Linear motion. B) Oscillatory motion. C) Circular motion. D) None of these. Show Answer Correct Answer: B) Oscillatory motion. 24. The speed of an object can be represented by: A) Pie chart. B) Bar graph. C) Distance-time graph or line graph. D) Histograms. Show Answer Correct Answer: C) Distance-time graph or line graph. 25. How do you measure time accurately? A) Count the number of heartbeats in a minute. B) Use a sundial and estimate the time based on shadows. C) Use atomic clocks and synchronize with UTC. D) Rely on the position of the stars without any calibration. Show Answer Correct Answer: C) Use atomic clocks and synchronize with UTC. ← 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