This quiz works best with JavaScript enabled. Home > Cbse > Class 7 > Science > Motion And Time > Class 7 Science Chapter 9 Motion And Time – Quiz 13 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Science Chapter 9 Motion And Time Quiz 13 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The to and fro motion of a simple pendulum is an example of periodic or an ..... motion. A) Rectilinear Motion. B) Oscillatory Motion. C) Circular Motion. D) None of these. Show Answer Correct Answer: B) Oscillatory Motion. 2. NAME THE FOLLOWING:The metallic ball which is attached at the end of a pendulum. A) A simple pendulum. B) Ball Ball. C) Bobby. D) Bob. Show Answer Correct Answer: D) Bob. 3. Basic unit of time A) Minute. B) Hour. C) Second. D) All of these. Show Answer Correct Answer: C) Second. 4. How many grams is equal to 1 kilogram? A) 1. B) 10. C) 100. D) 1000. Show Answer Correct Answer: D) 1000. 5. The rotting dead matter in the soil is called A) Sandy Soil. B) Loamy Soil. C) Humus. D) None of these. Show Answer Correct Answer: C) Humus. 6. Which of the following cannot be used for measuring time? A) Blinking of ice. B) Simple pendulum. C) A leaking tap. D) Shadow of an object during the day. Show Answer Correct Answer: A) Blinking of ice. 7. The ..... has a triangular metallic plate called a gnomon fixed vertically at the centre of a circular plate. A) Hourglass. B) Sundial. C) Water clock. D) Candle Clock. Show Answer Correct Answer: B) Sundial. 8. The top layer of soil A) D-Horizon. B) C-Horizon. C) B-Horizon. D) None of these. Show Answer Correct Answer: D) None of these. 9. Meter that measures distance moved in a vehicle is A) Speedometer. B) Odometer. C) All the above. D) None of the above. Show Answer Correct Answer: B) Odometer. 10. Oscillatory motion A) Child on merry go round. B) Children swinging on sea-saw. C) No answer. D) Child running a race. Show Answer Correct Answer: B) Children swinging on sea-saw. 11. The motion of vibrating guitar string is A) Oscillatory. B) Translatory. C) Rotatory. D) Periodic. Show Answer Correct Answer: A) Oscillatory. 12. Motion of an arrow left from a bow A) Oscillatory. B) Translatory. C) Periodic. D) Rotatory. Show Answer Correct Answer: C) Periodic. 13. Some ancient ways of measuring time are A) A) Sun rise and Sun set. B) B) One New Moon to Second New Moon. C) C) Both a and b. D) None of the above. Show Answer Correct Answer: C) C) Both a and b. 14. In the statements given below, Assertion and Reason are given. Choose the correct option.A-Motion of Earth is interpreted through the indirect observation like the regularity of sunrise and sunset.R-We cannot see or feel when the Earth is rotating or revolution. A) Both A and R are true but R is not the correct explanation of A. B) Both A and R are true and R is the correct explanation of A. C) A is true but R is false. D) Both A and R are false. Show Answer Correct Answer: B) Both A and R are true and R is the correct explanation of A. 15. A time period means means ..... A) 12 oscillations. B) 1 oscillation. C) 2 oscillations. D) 2345 oscillations. Show Answer Correct Answer: B) 1 oscillation. 16. If a cyclist covers a distance of 30 km in 2 hours, what is the cyclist's speed? A) 15 km/h. B) 30 km/h. C) 60 km/h. D) 45 km/h. Show Answer Correct Answer: A) 15 km/h. 17. Label all the parts of a pendulum(Top to bottom) A) Rigid support, thread, ball. B) Bob, rigid support, thread. C) Rigid support, thread, bob. D) Ball, rigid support, thread. Show Answer Correct Answer: C) Rigid support, thread, bob. 18. The Time-period of a simple pendulum if it takes 72 seconds to complete 24 oscillations. A) 3 s. B) 5 s. C) 4 s. D) 2 s. Show Answer Correct Answer: A) 3 s. 19. A truck travels at the speed of 35 km/hr. How much time will it take to cover a distance of 500 km? A) 17.5 hr. B) 15.8 hr. C) 10 hr. D) 14.3 hr. Show Answer Correct Answer: D) 14.3 hr. 20. Motion which repeats itself in a regular intervals of time is called ..... A) Irregular motion. B) Linear motion. C) Circular motion. D) Periodic motion. Show Answer Correct Answer: D) Periodic motion. 21. Which instrument is used to measure the speed of vehicles? A) Anemometer. B) Odometer. C) Hydro meter. D) Speedometer. Show Answer Correct Answer: D) Speedometer. 22. Which of the following cannot be separated by sublimation? A) Iodine and NaCl. B) Iodine and Ammonium chloride. C) Camphor and Sodium chloride. D) Naphthalene and Sand. Show Answer Correct Answer: B) Iodine and Ammonium chloride. 23. What does a steep slope in a distance-time graph represent? A) Constant speed. B) Object at rest. C) High speed. D) Low speed. Show Answer Correct Answer: C) High speed. 24. Did you liked our prestentation-atifah the gr8 and Nivirity A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: A) Yes. 25. To Calculate speed we need A) Distance and Time. B) Time and Frequency. C) Velocity and Distance. D) Direction and Time. Show Answer Correct Answer: A) Distance and Time. 26. The quantity which are dependent on other physical quantity are called? A) Supplementary physical quantity. B) Physical quantity. C) Derived physical quantity. D) Fundamental physical quantity. Show Answer Correct Answer: C) Derived physical quantity. 27. Mrs. Avery speed walked 2 miles in 10 minutes, what is her speed? A) 2 miles/min. B) 20 miles/min. C) 0.2 miles/min. D) 40 miles/min. Show Answer Correct Answer: C) 0.2 miles/min. 28. In addition to the rock particles, the soil contains: A) Air and water. B) Water and plants. C) Minerals, organic matter, air and water. D) Water, air and plants. Show Answer Correct Answer: C) Minerals, organic matter, air and water. 29. Time period of a pendulum depends on its ..... A) Distance. B) Height. C) Length. D) Displacement. Show Answer Correct Answer: C) Length. 30. 10 centuries= ..... millennium A) 1000 millennium. B) 100 millennium. C) 1 millennium. D) 10 millennium. Show Answer Correct Answer: C) 1 millennium. 31. When the amplitude of vibrations of a simple pendulum is increased, then it's time-period? A) Decreases. B) Increases. C) Remains the same. D) First increases and then decreases. Show Answer Correct Answer: B) Increases. 32. Determine the number of seconds there in a day.(Hint:1 day = 24 hrs, 1 hour = 3600 sec) A) 72000 SEC. B) 86400 SEC. C) 90000 SEC. D) 50000 SEC. Show Answer Correct Answer: B) 86400 SEC. 33. What is oscillatory motion? A) To and fro motion along the same pathway. B) Motion in a straight line. C) Circular motion. D) Motion that is constant. Show Answer Correct Answer: A) To and fro motion along the same pathway. 34. Clocks that measure time accurately could be made only after the discovery of the simple pendulum by the? A) Italian scientist. B) Italian scientist Galileo Galilei. C) Indian scientist Galilei Galileo. D) None of the above. Show Answer Correct Answer: B) Italian scientist Galileo Galilei. 35. A body is said to be in motion if its position changes with respect to time (or passage of time) as observed by someone. A) False. B) True. C) T. D) None of the above. Show Answer Correct Answer: B) True. 36. Which of the following is an example of non-uniform motion? A) A ball rolling down a hill. B) A train moving on a straight track. C) A bicycle slowing down. D) A car moving at a constant speed. Show Answer Correct Answer: C) A bicycle slowing down. 37. If a pendulum completes 20 oscillations in 40 seconds, what is its time period? A) 1 second. B) 2 seconds. C) 4 seconds. D) 0.5 seconds. Show Answer Correct Answer: A) 1 second. 38. ..... is an instrument for measuring the distance covered by a vehicle. A) A car dashboard. B) Speedometer. C) Odometer. D) None of the above. Show Answer Correct Answer: C) Odometer. 39. How was it known about how long was a day in the olden days A) By earths rotation. B) By sun. C) By dinner. D) By Moon. Show Answer Correct Answer: B) By sun. 40. What is the significance of a flat line on a distance-time graph? A) The object is moving at a constant speed. B) The object is changing direction. C) The object is accelerating. D) The object is stationary. Show Answer Correct Answer: D) The object is stationary. 41. Which of the following measures the most accurate time? A) Sand clock. B) Water clock. C) Quartz clock. D) Sundial. Show Answer Correct Answer: C) Quartz clock. 42. The length of a year is equivalent to the time it takes for the A) Earth to orbit the moon. B) The moon to orbit the Earth. C) Earth to orbit the sun. D) Earth to rotate, once. Show Answer Correct Answer: C) Earth to orbit the sun. 43. What is the formula for speed?s = speedd = distance travelledt = time taken A) $s=\frac{t}{d}$. B) $d=\frac{t}{s}$. C) $s=\frac{d}{t}$. D) $t=\frac{s}{d}$. E) $t=\frac{d}{s}$. Show Answer Correct Answer: C) $s=\frac{d}{t}$. 44. The time taken by a pendulum of a given length to complete one oscillation is ..... A) Different at different times. B) Decreases at different times. C) Same at all times. D) Increases at different times. Show Answer Correct Answer: C) Same at all times. 45. Which of the following is not the unit of time? A) Second. B) Hour. C) Year. D) Kelvin. Show Answer Correct Answer: D) Kelvin. 46. Motion of top or fan is ..... motion A) Rectilinear motion. B) Rotational motion. C) Periodic motion. D) Circular motion. Show Answer Correct Answer: B) Rotational motion. 47. One kilometre equals ..... A) 100 metres. B) 1000 metres. C) 10 metres. D) None of the above. Show Answer Correct Answer: B) 1000 metres. 48. A meter which measures the distance moved of vehicle is A) Speedometer. B) Odometer. C) Thermometer. D) None of the above. Show Answer Correct Answer: B) Odometer. 49. If the distance time graph is a curved line: A) A non-uniform speed is maintained by the object. B) The object covers unequal distances in equal intervals of time. C) Both A and B. D) None of the above. Show Answer Correct Answer: C) Both A and B. 50. A cheetah runs a distance of 200 metres in 20 seconds. What is the speed of the cheetah in m /s? A) 20 m/s. B) 120 m /s. C) 30 m /s. D) 10 m /s. Show Answer Correct Answer: D) 10 m /s. 51. How can you determine the velocity of an object? A) Velocity can be determined using the formula:velocity = displacement / time. B) Velocity is determined by the object's mass. C) Velocity is the same as acceleration divided by time. D) Velocity can be calculated using the formula:speed = distance + time. Show Answer Correct Answer: A) Velocity can be determined using the formula:velocity = displacement / time. 52. TOTAL DISTANCE COVERED =?TOTAL TIME TAKEN A) TIME. B) SPEED. C) MOTION. D) DISTANCE. Show Answer Correct Answer: B) SPEED. 53. The time interval between one sunrise to next sunrise is called A) Speed. B) Month. C) Day. D) Year. Show Answer Correct Answer: C) Day. 54. A boat travels at 22 km/hr for 10 hrs, what distance will it travel? A) 220 km. B) 2.2 km. C) 22 km. D) 220 miles. Show Answer Correct Answer: A) 220 km. 55. A car takes 40 minutes to reach a school. The odometer of the car shows that the car has covered a distance of 5 km. What is the speed of the car? A) 12.5km/hr. B) 10.5km/hr. C) 8.3km / hr. D) 10km/hr. Show Answer Correct Answer: C) 8.3km / hr. 56. What is the definition of time A) Time is the period between 1st day to 2nd day. B) Time is the speed between two events. C) Time is the period between happiness and sadness. D) Time is the period between two events. Show Answer Correct Answer: D) Time is the period between two events. 57. If a body does not rotates, its motion is A) Rotatory. B) Circular. C) Translational. D) Both A&B. Show Answer Correct Answer: C) Translational. 58. If a vehicle travels 60 km in 1 hour, what is its speed? A) 30 km/h. B) 60 km/h. C) 120 km/h. D) 90 km/h. Show Answer Correct Answer: B) 60 km/h. 59. Simple Pendulum has which motion? A) Oscillatory motion. B) Rectilinear motion. C) Circular motion. D) None of these. Show Answer Correct Answer: A) Oscillatory motion. 60. Movement of lift in a building is A) Periodic. B) Straight. C) Circular. D) None of the above. Show Answer Correct Answer: B) Straight. ← 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 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books