This quiz works best with JavaScript enabled. Home > Cbse > Class 7 > Science > Motion And Time > Class 7 Science Chapter 9 Motion And Time – Quiz 7 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Science Chapter 9 Motion And Time Quiz 7 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Rockets can attain speeds up to A) 800 m/s. B) 8km/s. C) 10 km/s. D) 500km/s. Show Answer Correct Answer: B) 8km/s. 2. What is the weight of the sun in kilograms. A) 2000000000000000000000000000000 kg. B) 2kg. C) 100000000000000000000000000 kg. D) 2000000000000000000000000000000000000000000000 kg. Show Answer Correct Answer: A) 2000000000000000000000000000000 kg. 3. FORMULA OF DISTANCE. A) S X D. B) S X T. C) T / S. D) S/T. Show Answer Correct Answer: B) S X T. 4. The standard unit of time is: A) Hour. B) Minute. C) Second. D) None of the above. Show Answer Correct Answer: C) Second. 5. A train takes 2 hours to travel from Gurugram to Noida at an average speed of 50km/hr. Find the distance from Gurugram to Noida. A) 80 km. B) 50 km. C) 25 km. D) 100 km. Show Answer Correct Answer: D) 100 km. 6. What is Non-Uniform motion? A) A speed measuring device. B) Long distances covered in a short time. C) Average speed travelled by a person. D) Anything moving in with a constant speed over long distances in a straight line. Show Answer Correct Answer: D) Anything moving in with a constant speed over long distances in a straight line. 7. A truck driving at 60 miles per hour travels 150 miles. How long is it driving for? A) 0.4 hours. B) 9000 hours. C) 210 hours. D) 2.5 hours. Show Answer Correct Answer: D) 2.5 hours. 8. Time taken by pendulum to complete one oscillation is 5 seconds. How many seconds will it take to complete 50 oscillations? A) 450. B) 150. C) 350. D) 250. Show Answer Correct Answer: D) 250. 9. The distance between two bus stops is 50 km. A bus takes 2 hour time to cover this distance. calculate the speed. A) 25km/h. B) 25m. C) 100s. D) 100m/s. Show Answer Correct Answer: A) 25km/h. 10. The metallic ball in a pendulum is called A) Gong. B) Fork. C) Bob. D) Rod. Show Answer Correct Answer: C) Bob. 11. Number of seconds in a day is ..... A) 86400 s. B) 120 s. C) 7200 s. D) 3600 s. Show Answer Correct Answer: A) 86400 s. 12. What does a steeper slope on a distance-time graph indicate? A) It represents a constant speed. B) It indicates a lower speed. C) It shows no movement at all. D) It indicates a higher speed. Show Answer Correct Answer: D) It indicates a higher speed. 13. A simple pendulum completes 20 oscillations in 18 second. what is the time period? A) 1 min. B) 5 s. C) 2 s. D) 0.9 s. Show Answer Correct Answer: D) 0.9 s. 14. The amount of space between two places is called its A) Direction. B) Motion. C) Distance. D) Force. Show Answer Correct Answer: C) Distance. 15. 36km/h can also be expressed as A) 36m/s. B) 10m/s. C) 100m/s. D) 3.6m/s. Show Answer Correct Answer: B) 10m/s. 16. Duration of the time is in between A) One event. B) Two events. C) Three events. D) None of these. Show Answer Correct Answer: B) Two events. 17. An object is ..... if its position changes relative to another object. A) Magical. B) At reset. C) A frame of refence. D) In motion. Show Answer Correct Answer: D) In motion. 18. Distance/Speed = A) Speed. B) Time. C) Quality of the vehicle. D) None of the above. Show Answer Correct Answer: B) Time. 19. To and Fro motion is available in which motion or motions? A) Not in any case. B) Oscillatory motion. C) Vibratory motion. D) Both b & c. Show Answer Correct Answer: D) Both b & c. 20. ..... can be started and stopped at will. A) Pendulums. B) Sundials. C) Stopwatches. D) Wrist watches. Show Answer Correct Answer: C) Stopwatches. 21. One microsecond is equal to A) One billionth of a second. B) One hundredth of a second. C) One millionth of a second. D) One tenth of a second. Show Answer Correct Answer: C) One millionth of a second. 22. Motion of pendulum in clock is A) Rotatory and translatory. B) Oscillatory. C) Translatory. D) Periodic. Show Answer Correct Answer: B) Oscillatory. 23. The most well known periodic motion is that of A) Sundial. B) Stop watch. C) Simple Pendulum. D) Sand clock. Show Answer Correct Answer: C) Simple Pendulum. 24. Which is the most common time measuring device? A) Clocks or Watches. B) Simple Pendulum. C) Bob. D) Bar Graph. Show Answer Correct Answer: A) Clocks or Watches. 25. In which state of matter, process of diffusion is fastest? A) Semi-solids. B) Liquids. C) Solids. D) Gases. Show Answer Correct Answer: D) Gases. 26. Which of the following graphs represents uniform motion? A) A straight line parallel to the time axis. B) A straight line inclined to the time axis. C) A curve. D) A zigzag line. Show Answer Correct Answer: B) A straight line inclined to the time axis. 27. Which of the following is not a type of motion? A) Circular Motion. B) Translational Motion. C) Straight Motion. D) Oscillatory Motion. Show Answer Correct Answer: C) Straight Motion. 28. 1 km in the ground = ..... cm in the graph sheet. A) 1. B) 0.5. C) 11. D) None of the above. Show Answer Correct Answer: A) 1. 29. Distance between two cities is measured in A) Kilometers. B) Centimeters. C) Meters. D) Millimeters. Show Answer Correct Answer: A) Kilometers. 30. Fill in the blanks:The SI unit if time is ..... and the SI unit of distance is ..... A) Km, p. B) Km, hr. C) S, M. D) S, m. E) None of these. Show Answer Correct Answer: D) S, m. 31. What is the difference between speed and velocity? A) Speed is a type of velocity. B) Velocity measures distance only. C) Speed is scalar; velocity is vector (includes direction). D) Speed includes direction, while velocity does not. Show Answer Correct Answer: C) Speed is scalar; velocity is vector (includes direction). 32. A bus takes 30 minutes to travel a distance of 25 kilometers. The speed of the bus in km/h is: A) 75 km/min. B) 55 km/h. C) 5 km/h. D) 50 km/h. Show Answer Correct Answer: D) 50 km/h. 33. Which one of these aquatic plants grows completely submerged under water? A) Water hyacinth. B) Hydrilla. C) Lotus. D) Water lily. Show Answer Correct Answer: B) Hydrilla. 34. A simple pendulum takes 40s to complete 20 oscillation. What is the time period of the pendulum? A) 40s. B) 2s. C) Or. D) 40m. Show Answer Correct Answer: B) 2s. 35. What helps camel to be protected by sand? A) Long Legs. B) Padded Feet. C) Leathery Mouth. D) Long Eyelashes. Show Answer Correct Answer: D) Long Eyelashes. 36. What is acclimatization? A) Winter sleep of some organisms. B) The small changes that take place in the body of an organism over a short period, to overcome small problems arising due to changes in its surroundings. C) Feature that helps an organism to survive in a particular type of habitat. D) None of the above. Show Answer Correct Answer: B) The small changes that take place in the body of an organism over a short period, to overcome small problems arising due to changes in its surroundings. 37. If 20 oscillations are covered in 10 seconds, what is its time period A) 2 secs. B) 1 Secs. C) 1/2 Secs. D) None of the above. Show Answer Correct Answer: C) 1/2 Secs. 38. If a car travels 100 km in 2 hours, what is its speed? A) 25 km/h. B) 100 km/h. C) 75 km/h. D) 50 km/h. Show Answer Correct Answer: D) 50 km/h. 39. The distance covered by an object in unit time is known as: A) Speed. B) Non-uniform motion. C) Uniform motion. D) Motion. Show Answer Correct Answer: A) Speed. 40. The motion of the earth is periodic. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 41. A car covers 40 km in the first hour, 115 km in the next two hours, and 45km in the next one hour. What is the average speed of the car? A) 40 km/h. B) 50 km/h. C) 800 km/h. D) 100 km/h. Show Answer Correct Answer: B) 50 km/h. 42. The distance traveled in an unit time is ..... A) Speed. B) Velocity. C) Motion. D) None of the above. Show Answer Correct Answer: A) Speed. 43. A school bus travels at 40 km/h to cover a distance of 16 km. How much time will the bus take to cover this distance? A) 18 mins. B) 12.05 mins. C) 24 mins. D) 16 mins. Show Answer Correct Answer: C) 24 mins. 44. In water habitat plants have long roots and large and flat leaves. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 45. The hammer of an electric bell has motion: A) Circular. B) Vibratory. C) Linear periodic. D) None of the above. Show Answer Correct Answer: B) Vibratory. 46. What does a horizontal line on a distance-time graph indicate? A) The object is moving at a constant speed. B) The object is accelerating. C) The object is at rest. D) The object is moving backwards. Show Answer Correct Answer: C) The object is at rest. 47. A motorcyclist drives from A to B with a uniform speed of 30 kmh$^{-1}$ and returns back with a speed of 20 kmh$^{-1}$. Find its average speed. A) 25 m/s. B) 12 m/s. C) 24 m/s. D) 0 m/s. Show Answer Correct Answer: C) 24 m/s. 48. Stopwatches and Stop clocks can measure time up to A) 1 minute. B) 1/10 of a second. C) 1/100 of a second. D) 1/1000 of a second. Show Answer Correct Answer: B) 1/10 of a second. 49. A body is said to be in motion if it changes its position with respect to time. (True/False) A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 50. The action or process of moving or being moved A) Speed. B) Distance. C) Going. D) Motion. Show Answer Correct Answer: D) Motion. 51. The device that measures distance covered by a vehicle A) Odometer. B) Speedometer. C) Time distance graph. D) Distance time graph. Show Answer Correct Answer: A) Odometer. 52. Which of these are the characteristics of a living organism? A) They grow. B) They reproduce. C) Both. D) None of the above. Show Answer Correct Answer: C) Both. 53. Which of these explains the time period of a simple pendulum? A) The number of oscillations in an hour. B) Time taken to complete one full oscillation. C) Time taken by the pendulum to come at rest. D) The number of oscillations in one minute. Show Answer Correct Answer: B) Time taken to complete one full oscillation. 54. A falling stone exhibits ..... Motion A) Periodic. B) Rotational. C) Rectilinear. D) Circular. Show Answer Correct Answer: C) Rectilinear. 55. The amount of heat which is used to change the state of matter not for increase the temperature is called A) Latent heat. B) Specific heat. C) Heat capacity. D) None of the above. Show Answer Correct Answer: A) Latent heat. 56. The to and fro of an object is known as A) Oscilatory motion. B) Linear motion. C) Osccilatory motion. D) Oscillatory motion. Show Answer Correct Answer: D) Oscillatory motion. 57. Convert 36 km/h into m/s A) 36 km/h. B) 36 m/s. C) 10m/s. D) 10km/h. Show Answer Correct Answer: C) 10m/s. 58. Which one records the distance travelled by a vehicle? A) Odometer. B) Manometer. C) Motometer. D) Speedometer. Show Answer Correct Answer: A) Odometer. 59. What is defined as the change in the position of an object with respect to a reference point over time? A) Displacement. B) Motion. C) Distance. D) Speed. Show Answer Correct Answer: B) Motion. 60. How to calculate speed? A) Time/Distance. B) Distance/Time. C) Distance/Speed. D) Speed/Time. Show Answer Correct Answer: B) Distance/Time. ← PreviousNext →Related QuizzesScience QuizzesClass 7 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 8Class 7 Science Chapter 9 Motion And Time Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books