This quiz works best with JavaScript enabled. Home > Cbse > Class 7 > Science > Motion And Time > 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 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The basic or SI unit of time is ..... A) Minute. B) Hour. C) Second. D) Year. Show Answer Correct Answer: C) Second. 2. Which of the Following instrument measures time with most accuracy A) Sun dial. B) Sand Clock. C) Quartz clock. D) Mechanical clock with gears. Show Answer Correct Answer: C) Quartz clock. 3. We call the distance covered by an object in unit time as the ..... of the object. A) Motion. B) Speed. C) Measurement of time. D) Uniform motion. Show Answer Correct Answer: B) Speed. 4. What is the motion of our hand while we are running? A) Rotational Motion. B) Oscillatory motion. C) Rectilinear Motion. D) Circular motion. Show Answer Correct Answer: B) Oscillatory motion. 5. Which of the following is a unit of time? A) Km. B) Sec. C) Mi. D) M/s. Show Answer Correct Answer: B) Sec. 6. Boojho walks to his school which is at a distance of 3 km from his home in 30 minutes. On reaching he finds that the school is closed and comes back by a bicycle with his friend and reaches home in 20 minutes. His average speed in km/h is A) 7.2. B) 3.6. C) 8.3. D) 5. Show Answer Correct Answer: A) 7.2. 7. 5 minutes = ..... seconds A) 300. B) 200. C) 100. D) 400. Show Answer Correct Answer: A) 300. 8. Vibrating guitar strings show A) Periodic. B) Straight. C) Circular. D) None of the above. Show Answer Correct Answer: A) Periodic. 9. How was it known about how long was a month in the olden days A) By sun. B) By calenders. C) By moon. D) By clocks. Show Answer Correct Answer: C) By moon. 10. Sand clock is similar to A) Water clock. B) Air clock. C) Wall clock. D) None of the above. Show Answer Correct Answer: A) Water clock. 11. Faster vehicle has a higher speed. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 12. Ramesh takes 15 minutes to reach market from his house on this cycle. If the speed of his cycle is 4 m/s calculate the distance between his house and market? A) 3.75 m. B) 3.75 km. C) 60 km. D) 60 m. Show Answer Correct Answer: D) 60 m. 13. A bus travels 54 km in 90 minutes. The speee of the bus is A) 0.6m/s. B) 5.4m/s. C) 3.6m/s. D) 10m/s. Show Answer Correct Answer: D) 10m/s. 14. If an object moving along a straight line, keeps changing its speed then A) The motion is a curvilinear motion. B) The motion is uniform motion. C) Object is stationary. D) The motion is non-uniform motion. Show Answer Correct Answer: D) The motion is non-uniform motion. 15. The unit of time is? A) Kilogram. B) Ampete. C) Second. D) Meter. Show Answer Correct Answer: C) Second. 16. Needles of a clock shows ..... motion A) Periodic. B) Linear. C) Oscillatory. D) None of the above. Show Answer Correct Answer: A) Periodic. 17. Anything that occurs or appears at regular intervals can help us to? A) Unit. B) Measure time. C) Position of sun. D) None of the above. Show Answer Correct Answer: B) Measure time. 18. The soil is formed by the breaking down of rocks by the action of wind, water and climate. This process is called A) Weathering. B) Condensation. C) Precipitation. D) Evaporation. Show Answer Correct Answer: A) Weathering. 19. Which type of motion is in haphazard manner? A) Random. B) Linear. C) Periodic. D) Circular. Show Answer Correct Answer: A) Random. 20. How do you convert hours into seconds? A) Divide the number of hours by 60. B) Add 60 to the number of hours. C) Multiply the number of hours by 1000. D) Multiply the number of hours by 3600. Show Answer Correct Answer: D) Multiply the number of hours by 3600. 21. In ancient times people used ..... to measure time A) Sand clock. B) Digital watches. C) Sundial. D) Wall clock. Show Answer Correct Answer: C) Sundial. 22. Which is faster?(a)25 m/s or (b) 90 km/hr A) A. B) B. C) A and b are equal. D) None of the above. Show Answer Correct Answer: C) A and b are equal. 23. The marks on a sun dial show ..... intervals A) Time. B) Season. C) Marks. D) Shadow. Show Answer Correct Answer: A) Time. 24. If Suman covers a certain distance in one hour and Ramesh covers the same distance in two hours, who travels with a higher speed A) Ramesh. B) Suman. C) All the above. D) None of the above. Show Answer Correct Answer: B) Suman. 25. Define rectilinear motion. A) Rectilinear motion refers to the oscillatory movement of an object. B) Rectilinear motion is the motion of an object in a circular path. C) Rectilinear motion is the motion of an object that changes direction frequently. D) Rectilinear motion is the motion of an object along a straight line. Show Answer Correct Answer: D) Rectilinear motion is the motion of an object along a straight line. 26. If all points of a moving object move through the same distance in same direction, then the motion is said to be in A) All the above. B) Rotatory motion. C) Oscillatory motion. D) Translatory motion. Show Answer Correct Answer: D) Translatory motion. 27. What is the abbreviation for metre? A) M. B) K. C) Mg. D) Kg. Show Answer Correct Answer: A) M. 28. The winter sleep of some organisms are called A) Adaptation. B) Hibernation. C) Habitat. D) None of the above. Show Answer Correct Answer: B) Hibernation. 29. Japan's Maglev Hikari train isthe fastest train in the world and can travel at speeds up to ..... A) 603 m/s. B) 603 km/h. C) 603 km/s. D) 603 m/h. Show Answer Correct Answer: B) 603 km/h. 30. How far does a car driving 50 m/s for 10 seconds travel A) 50m/s. B) 500m. C) 5km. D) Infection. Show Answer Correct Answer: B) 500m. 31. Another name for periodic motion is? A) Oscillatory Motion. B) Translatory Motion. C) Vibratory Motion. D) None of the above. Show Answer Correct Answer: A) Oscillatory Motion. 32. Who discovered that the time period of a simple pendulum is constant A) Hans Christian Oerested. B) Galileo Galilee. C) Aristotle. D) William Harvey. Show Answer Correct Answer: B) Galileo Galilee. 33. To measure speed, you need to know ..... A) Distance covered and speed. B) Distance covered and time it took. C) Acceleration and distance. D) Direction and time. Show Answer Correct Answer: B) Distance covered and time it took. 34. The time taken by the earth to complete one revolution around the sun: A) Year. B) Month. C) Hour. D) Day. Show Answer Correct Answer: A) Year. 35. Speed = distance * time A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: B) FALSE. 36. The instrument in a car is used for measuring the distance travelled by car is A) Barometer. B) Anemometer. C) Odometer. D) Speedometer. Show Answer Correct Answer: C) Odometer. 37. How does acceleration differ from speed? A) Acceleration is a measure of an object's mass. B) Acceleration is the same as speed. C) Speed measures the distance traveled over time. D) Acceleration differs from speed in that speed measures how fast an object moves, while acceleration measures how quickly the object's speed changes. Show Answer Correct Answer: D) Acceleration differs from speed in that speed measures how fast an object moves, while acceleration measures how quickly the object's speed changes. 38. If distance and time is given, what is the object's speed? A) Distance = Speed/Time. B) Time = Speed/Distance. C) Energy = Speed/Distance/Time. D) Speed = km/seconds. Show Answer Correct Answer: D) Speed = km/seconds. 39. What is the basic unit of time? A) Minute. B) Hour. C) Day. D) Second. Show Answer Correct Answer: D) Second. 40. If a bus moves with a speed of 40 km/h and covers a distance of 240 km, how much time would it take to cover this distance? A) 2 hours. B) 6 hours. C) 8 hours. D) 4 hours. Show Answer Correct Answer: B) 6 hours. 41. Which one of the following is a time measuring device: A) Speedometer. B) Odometer. C) Sundial. D) Barometer. Show Answer Correct Answer: C) Sundial. 42. Ram's car moves at a speed of 22km/h. He has to cover 154km in 4 hours.If he moves at a constant speed, how much distance would he have covered in 4 hours? A) 73. B) 88km. C) 100km. D) He would be able to cover the whole distance in 4 hours. Show Answer Correct Answer: B) 88km. 43. Which one of the following is stored in a camel's hump for use in emergency situations? A) Carbohydrates. B) Fat. C) Air. D) Water. Show Answer Correct Answer: B) Fat. 44. The sundial is a device for measuring A) Time. B) Speed. C) Height. D) Distance. Show Answer Correct Answer: A) Time. 45. A bus travels 54 m in 90 s. The speed of the bus is ..... m/s A) 10. B) 5.4. C) 3.6. D) 0.6. Show Answer Correct Answer: D) 0.6. 46. SI is the abbreviation of A) Standard Time. B) System Time. C) Systeme Internatinal d' Unites. D) Ssteme Interntinal d' Units. Show Answer Correct Answer: C) Systeme Internatinal d' Unites. 47. Correct cause soil erosion A) Cutting down of forests. B) Overgrazing of cattle. C) Planting of trees. D) Both A and B. Show Answer Correct Answer: D) Both A and B. 48. Periodic motion of a pendulum has been used to make ..... and ..... A) Distance. B) Odometer. C) Speedometer. D) Clock, watches. Show Answer Correct Answer: D) Clock, watches. 49. What is the term used for ' distance covered by a body in unit time?' A) Uniform motion. B) Non uniform motion. C) All the above. D) None of the above. Show Answer Correct Answer: A) Uniform motion. 50. The instrument used to measure distance travelled by a vehicle is A) Speedometer. B) Odometer. C) Ammeter. D) Voltmeter. Show Answer Correct Answer: B) Odometer. 51. Which of these clocks do you think will be most accurate? A) Sundial. B) Pendulum. C) Water clock. D) Hourglass. Show Answer Correct Answer: B) Pendulum. 52. What is the formula for acceleration? A) Acceleration = Distance / Time taken. B) Acceleration = Velocity / Time taken. C) Acceleration = Change in velocity / Time taken. D) Acceleration = Speed / Distance. Show Answer Correct Answer: C) Acceleration = Change in velocity / Time taken. 53. The speed of a fast-moving train is usually measured in meters per hour. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 54. When a body covers equal distance in equal interval of time, it is said to be in? A) Non-uniform motion. B) Average speed. C) Uniform motion. D) Speed. Show Answer Correct Answer: C) Uniform motion. 55. A simple pendulum takes 55s to complete 50 oscillations. What is the time-period of this pendulum? A) 2.1 s. B) 0.9 s. C) 3.2 s. D) 1.1 s. Show Answer Correct Answer: D) 1.1 s. 56. Unit for distance is A) Km. B) G. C) Kg. D) N. Show Answer Correct Answer: A) Km. 57. Which of the following is the S.I unit of distance? A) M. B) Km. C) Cm. D) Mm. Show Answer Correct Answer: A) M. 58. What is known as oscillation A) The first and the third motion of pendulum. B) The front and the sixth motion of pendulum. C) The back and the forth motion of pendulum. D) The first and the second motion of pendulum. Show Answer Correct Answer: C) The back and the forth motion of pendulum. 59. 1 hour is equal to A) 3600 seconds. B) 360 seconds. C) 3600 minutes. D) 60 seconds. Show Answer Correct Answer: A) 3600 seconds. 60. Give an example of uniform motion in everyday life. A) A train coming to a stop at a station. B) A car traveling at a constant speed of 60 km/h on a highway. C) A person jogging with varying speeds. D) A bicycle accelerating down a hill. Show Answer Correct Answer: B) A car traveling at a constant speed of 60 km/h on a highway. ← 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 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 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books