This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Science Chapter 9 Motion And Time – Quiz 3 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Science Chapter 9 Motion And Time Quiz 3 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following is a unit of speed? A) Km/hr. B) Hr. C) Km. D) S. Show Answer Correct Answer: A) Km/hr. 2. The basic unit of speed is km/h. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 3. Nearly all the clocks make use of? A) Straight line motion. B) Circular motion. C) Random motion. D) Periodic motion. Show Answer Correct Answer: D) Periodic motion. 4. A train travels 25 km in.5 hrs. How fast is the train going? A) 25 miles/hr. B) 5 miles/hr. C) 125 km/hr. D) 50 km/hr. Show Answer Correct Answer: D) 50 km/hr. 5. If a car travels 200 km in 4 hours, what is its speed? A) 50 km/h. B) 25 km/h. C) 100 km/h. D) 150 km/h. Show Answer Correct Answer: A) 50 km/h. 6. The pictorial representation of two variables inter dependent of one another is known as A) Motion. B) Graph. C) Speed. D) Time. Show Answer Correct Answer: B) Graph. 7. The unit of speed is A) M/s. B) Km/s. C) M/my. D) Km/hr. Show Answer Correct Answer: A) M/s. 8. How will you convert the speed given in km/h to m/s? A) By multiplying with 5/16. B) By multiplying with 6/5. C) By multiplying with 18/5. D) By multiplying with 5/18. Show Answer Correct Answer: D) By multiplying with 5/18. 9. A storm is moving toward your house at a speed of 20 km/hr. It is now 60 km away from your house. In what time will the storm reach your house? A) 0.3 hours. B) 1200 hours. C) 3 km. D) 3 hours. Show Answer Correct Answer: D) 3 hours. 10. The meter that measure the distance moved by the vehicle is called as A) Speedometer. B) Odometer. C) All the above. D) None of the above. Show Answer Correct Answer: B) Odometer. 11. Describe a scenario that illustrates non-uniform motion. A) A bicycle coasting downhill without pedaling. B) A person walking in a straight line at a steady pace. C) A car accelerating and decelerating while navigating a curve. D) A train moving at a constant speed on a straight track. Show Answer Correct Answer: C) A car accelerating and decelerating while navigating a curve. 12. A distance time graph has distance as ..... A) X and Y axis. B) X axis. C) Y axis. D) None of the above. Show Answer Correct Answer: C) Y axis. 13. Nearly all the clocks make use of(a) straight line motion(b) periodic motion(c) random motion(d) circular motion A) . B) . C) . D) . Show Answer Correct Answer: A) . 14. What is the speed formula? A) D = s*t. B) S= time/distance. C) D= speed/time. D) S = distance/time. Show Answer Correct Answer: D) S = distance/time. 15. Choose the true and false statements from the following:The basic unit of speed is km/h. A) False. B) True. C) Don't Know. D) None Of These. Show Answer Correct Answer: A) False. 16. The time period of a simple pendulum depends on A) Breadth. B) Bob. C) Frequency. D) Length. Show Answer Correct Answer: D) Length. 17. What is the SI unit of time? A) Seconds. B) Minutes. C) Hours. D) None of the above. Show Answer Correct Answer: A) Seconds. 18. Earth's orbit is shaped like A) An ellipse. B) A rectangle. C) A triangle. D) All of the above. Show Answer Correct Answer: A) An ellipse. 19. If the body moves along a straight line, its motion is called ..... A) Rectilinear. B) Curvilinear. C) Both. D) None of these. Show Answer Correct Answer: A) Rectilinear. 20. 1metre is equal to ..... mm A) 10. B) 100. C) 1000. D) 0.001. Show Answer Correct Answer: C) 1000. 21. The distance-time graph of vehicle moving with constant speed is a ..... line A) Curved. B) Horizontal. C) Straight. D) Parallel. Show Answer Correct Answer: C) Straight. 22. What is mean position? A) The position when pendulum is at rest. B) The to and fro position. C) The lenght of the string. D) The weight of the ball. Show Answer Correct Answer: A) The position when pendulum is at rest. 23. The value of 2 km/h is equal to ..... A) 4/9 m/s. B) 13/9 m/s. C) 5/9 m/s. D) 7/9 m/s. Show Answer Correct Answer: C) 5/9 m/s. 24. Gina starts running at the 10 meter mark. She stops running at the 50 meter mark. It took her 10 seconds. How fast(speed) was she running? A) 10m/10s=1m/s. B) 40m/10s=4m/s. C) 50m/10s=5m/s. D) None of the above. Show Answer Correct Answer: B) 40m/10s=4m/s. 25. A rocket traveled 90 meters in 45 seconds. How fast did it travel? A) 5 m/s. B) 1 m/s. C) 2 m/s. D) 2 km/s. Show Answer Correct Answer: C) 2 m/s. ← 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 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 10Class 7 Science Chapter 9 Motion And Time Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books