This quiz works best with JavaScript enabled. Home > Cbse > Class 7 > Science > Motion And Time > Class 7 Science Chapter 9 Motion And Time – Quiz 8 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Science Chapter 9 Motion And Time Quiz 8 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the significance of a horizontal line on a distance-time graph? A) The object is moving at a constant speed. B) The object is accelerating. C) The object is changing direction. D) The object is at rest. Show Answer Correct Answer: D) The object is at rest. 2. Ram and Shyam have to cover different distances to reach their school but they take the same time to reach the school. What can you say about their speed? A) They do no have equal speed. B) They have equal speed as they reach the school at the same time. C) They have equal speed as they travel different distances. D) None of the above. Show Answer Correct Answer: A) They do no have equal speed. 3. What is the significance of measuring time in experiments? A) Measuring time is significant for analyzing processes, ensuring reproducibility, and establishing cause-and-effect relationships in experiments. B) Time measurement only affects the final results. C) Time is only important for theoretical calculations. D) Measuring time is irrelevant in experiments. Show Answer Correct Answer: A) Measuring time is significant for analyzing processes, ensuring reproducibility, and establishing cause-and-effect relationships in experiments. 4. If a bicycle travels at a speed of 15 km/h for 3 hours, how far does it go? A) 45 km. B) 30 km. C) 20 km. D) 10 km. Show Answer Correct Answer: A) 45 km. 5. A worker covers a distance of 40 km from his house to his place of work, and 10 km towards his house back. Then the displacement covered by the worker in the whole trip is A) Zero km. B) 10 km. C) 30 km. D) 50 km. Show Answer Correct Answer: C) 30 km. 6. The back and forth movement of a simple pendulum is called ..... A) Extreme position. B) Time period of a pendulum. C) Mean position. D) Oscillation. Show Answer Correct Answer: D) Oscillation. 7. Which of the following is not a type of Graph. A) Bar Graph. B) Tele graph. C) Pie Chart. D) Histogram. Show Answer Correct Answer: B) Tele graph. 8. Hitting the breaks on a bike reduces your speed this is called A) Velocity. B) Slowing down. C) Deceleration. D) Accelration. Show Answer Correct Answer: C) Deceleration. 9. In a pendulum, the greater the length of the string, the ..... is the time period. A) Lesser. B) Greater. C) All the above. D) None of the above. Show Answer Correct Answer: B) Greater. 10. The correct properties of soil are: A) Soil contain air. B) Soil contains water. C) Soil can absorbs water. D) All of these. Show Answer Correct Answer: D) All of these. 11. The distance time graph for the motion of an object moving with a ..... is a straight line A) Change speed. B) Constant speed. C) Mass. D) Equal. Show Answer Correct Answer: B) Constant speed. 12. How can you identify acceleration on a graph? A) Acceleration is the area under a velocity vs. time graph. B) Acceleration can be identified by the slope of a velocity vs. time graph. C) Acceleration is shown as a flat line on a velocity vs. time graph. D) Acceleration can be identified by the height of a position vs. time graph. Show Answer Correct Answer: B) Acceleration can be identified by the slope of a velocity vs. time graph. 13. The pedal of a bicycle is in ..... Motion while working A) Zig Zag. B) Straight line. C) Circular Motion. D) Periodic motion. Show Answer Correct Answer: C) Circular Motion. 14. What is the other name for hourglass A) Water clock. B) Modern clock. C) Sand clock. D) None of the above. Show Answer Correct Answer: C) Sand clock. 15. The motion of needle in sewing machine is A) Oscillatory. B) Translatory. C) Circular. D) Rotataory. Show Answer Correct Answer: A) Oscillatory. 16. What is a Speedometer? A) It is used to measure the speed of the wind in the air. B) It records the speed directly in km / h. C) It records the time taken to travel a distance. D) It is used to measure the distance travelled in hours. Show Answer Correct Answer: B) It records the speed directly in km / h. 17. (iii) Motion of a child in a merry-go-round. A) Circular. B) Straight line. C) Oscillatory. D) None of the above. Show Answer Correct Answer: A) Circular. 18. A shadows length is the shortest at ..... A) 4:00 pm. B) Noon. C) Sun rise. D) Sun set. Show Answer Correct Answer: B) Noon. 19. The total length of the path travelled by an object between two places is called ..... A) Distance. B) Displacement. C) Track. D) Speed. Show Answer Correct Answer: A) Distance. 20. Which of the following is based on the study of the shadow cast by the sun? A) (a) Simple pendulum. B) (b) Atomic clock. C) (c) Sun dial. D) None of the above. Show Answer Correct Answer: C) (c) Sun dial. 21. What is the speed of an object that travels 60 meters in 4 seconds? A) 15 m/s. B) 0.067 m/s. C) 15 mph. D) 240 m/s. Show Answer Correct Answer: A) 15 m/s. 22. What factors can affect the motion of a pendulum? A) Length of the pendulum, mass of the bob, amplitude, air resistance, gravitational acceleration. B) Shape of the bob. C) Color of the pendulum. D) Temperature of the environment. Show Answer Correct Answer: A) Length of the pendulum, mass of the bob, amplitude, air resistance, gravitational acceleration. 23. Which of the following is correct way of expressing 40 seconds? A) 40 S. B) 40 s. C) 40 sec. D) 40 Seconds. Show Answer Correct Answer: B) 40 s. 24. Define uniform motion in your own words. A) Uniform motion involves changing direction while maintaining speed. B) Uniform motion is the motion of an object that is at rest. C) Uniform motion is when an object speeds up and slows down. D) Uniform motion is the motion of an object moving at a constant speed in a straight line. Show Answer Correct Answer: D) Uniform motion is the motion of an object moving at a constant speed in a straight line. 25. What is the motion of a swing A) Periodic motion. B) Random motion. C) Curvilinear motion. D) None of the above. Show Answer Correct Answer: A) Periodic motion. 26. A bus covers a distance of 400 km in 5 hours. Calculate the speed of the bus. A) 70 km/h. B) 60 km/h. C) 80 km/h. D) 50 km/h. Show Answer Correct Answer: C) 80 km/h. 27. Draw a distance-time graph for an object moving at a constant speed. A) A zigzag line that fluctuates between the origin and a point. B) A straight line starting from the origin, sloping upwards. C) A curved line starting from the origin, sloping downwards. D) A horizontal line parallel to the time axis. Show Answer Correct Answer: B) A straight line starting from the origin, sloping upwards. 28. The time between one sunrise and the next was called a ..... A) Year. B) Week. C) Month. D) Day. Show Answer Correct Answer: D) Day. 29. A car driving at 50 miles per hour drives for 2 hours. What distance did it cover? A) 25 miles. B) 100 miles. C) 75 miles. D) 50 miles. Show Answer Correct Answer: B) 100 miles. 30. If a body travels unequal distances in equal intervals of time then the motion is A) Non uniform motion. B) Uniform motion. C) Straight line motion. D) Random motion. Show Answer Correct Answer: A) Non uniform motion. 31. The distance time graph for the motion of an object moving with a constant speed is a ..... A) Curve line. B) Linear. C) Circular. D) Straight line. Show Answer Correct Answer: D) Straight line. 32. Q1 Right formula to calculate the distance is? A) Time x length. B) 2/time. C) Speed x time. D) (speedxtime)/2. Show Answer Correct Answer: C) Speed x time. 33. A water clock and a sand clock are two examples of ..... clocks A) Modern. B) Ancient. C) All the above. D) None of the above. Show Answer Correct Answer: B) Ancient. 34. A simple pendulum takes 32 seconds to complete 20 oscillations. The time period of this pendulum is: A) 52 seconds. B) 1.6 seconds. C) 1.8 seconds. D) 12 seconds. Show Answer Correct Answer: B) 1.6 seconds. 35. Which of these can only measure time interval and not the time of day? A) Sand clock. B) Sundial. C) Pendulum clock. D) Quartz clock. Show Answer Correct Answer: A) Sand clock. 36. There is also another meter that measures the distance covered by the vehicle. This meter is known as ..... A) Odometer. B) Watches. C) Speedodometer. D) Clock. Show Answer Correct Answer: A) Odometer. 37. What type of graph is used to represent motion of an object? A) Velocity-time graph. B) Distance-time graph. C) Speed-displacement graph. D) None of these. Show Answer Correct Answer: A) Velocity-time graph. 38. Which of the following is not an oscillatory motion? A) Motion of your hands while running. B) Motion of the hammer of an electric bell. C) Motion of a child on a see-saw. D) Motion of a horse pulling a cart. Show Answer Correct Answer: D) Motion of a horse pulling a cart. 39. A man runs at 10 m/min for 5 min, what distance will he run? A) 50 m. B) 5 m. C) 10 miles. D) 10 m. Show Answer Correct Answer: A) 50 m. 40. Motion of earth is a combination of A) Linear and circular motion. B) Circular and irregular motion. C) Linear and periodic motion. D) Circular and periodic motion. Show Answer Correct Answer: D) Circular and periodic motion. 41. The formula for distance is A) 1/speed into time. B) Time/speed. C) Speed into time. D) Speed/time. Show Answer Correct Answer: C) Speed into time. 42. The unit of time interval between one sunrise and the next is called a A) Day. B) Night. C) Months. D) None of the above. Show Answer Correct Answer: A) Day. 43. If an object covers equal distance in equal intervals of time, then the object is said to have: A) Uniform. B) Periodic. C) Non uniform. D) Oscillatory. Show Answer Correct Answer: A) Uniform. 44. When we inhale air, it passes through our nostrils into the A) Nasal cavity. B) Lungs. C) Chest cavity. D) Diaphragm. Show Answer Correct Answer: A) Nasal cavity. 45. The best soil for growing wheat crop is: A) Clayey soil. B) Sandy soil. C) Loamy soil. D) Sandy-loamy soil. Show Answer Correct Answer: C) Loamy soil. 46. Which of the following is the correct pair? A) Hecto = 10. B) Deca = 100. C) Kilo = 100. D) Mega = 1, 000, 000. Show Answer Correct Answer: D) Mega = 1, 000, 000. 47. The distance covered between 2 stations is 240 km. A train takes 4 hours to cover this distance. Calculate the speed of the train. A) 100 km/h. B) 20 km/h. C) 75 km/h. D) 60 km/h. Show Answer Correct Answer: D) 60 km/h. 48. Maya travels a distance of 3 km in 15 minutes. What is her speed in km/h? A) 12 km/h. B) 20 km/h. C) 13 km/h. D) 15 km/h. Show Answer Correct Answer: A) 12 km/h. 49. If an object is moving along a straight line with a constant speed then it is said to be in ..... motion. A) Uniform. B) Nonuniform. C) Both 1&2. D) None. Show Answer Correct Answer: A) Uniform. 50. Times of historical events are stated in terms of centuries or ..... A) Millenniums. B) Centuries. C) Millions. D) None of the above. Show Answer Correct Answer: A) Millenniums. 51. John is swimming at a speed of 1.6 m/s. He is swimming toward a boat floating on the water 500 m away. How long will it take John to reach the boat? A) 312.5 seconds. B) 0.0032 seconds. C) 0.032 seconds. D) 31.25 seconds. Show Answer Correct Answer: A) 312.5 seconds. 52. How can you tell if an object is at rest on a distance-time graph? A) The line is sloped upwards. B) The line is horizontal. C) The line is sloped downwards. D) The line is vertical. Show Answer Correct Answer: B) The line is horizontal. 53. Unit for Speed is A) Newton. B) M/s. C) Mt. D) Km. Show Answer Correct Answer: B) M/s. 54. One hour equals ..... seconds A) 360. B) 3600. C) 36000. D) None of the above. Show Answer Correct Answer: B) 3600. 55. The saliva breaks down starch into A) Sugars. B) Fatty acids. C) Amino acids. D) Glucose. Show Answer Correct Answer: A) Sugars. 56. If a body covers equal distances in equal interval of time, the body is said to be in ..... A) Uniform motion. B) Non uniform motion. C) Stationary. D) None of the above. Show Answer Correct Answer: A) Uniform motion. 57. The pendulum is said to have completed one oscillation when its bob, starting from its mean position moves to one of its extreme position then to the other through the mean position, then back to its original place. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 58. When the ..... of the body moving in straight line is constant, it is in uniform motion A) Speed. B) Distance. C) Road. D) None of the above. Show Answer Correct Answer: A) Speed. 59. Larger units of time from these is A) Hour. B) Second. C) Millisecond. D) None of the above. Show Answer Correct Answer: A) Hour. 60. Non-Periodic Motion are also called as A) Random Motion. B) Translational Motion. C) Uniform Motion. D) Linear Motion. Show Answer Correct Answer: A) Random Motion. ← 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 7Class 7 Science Chapter 9 Motion And Time Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books