This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Science Chapter 9 Motion And Time – Quiz 35 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Science Chapter 9 Motion And Time Quiz 35 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which clock is also known as hour glass A) Sand clock. B) Water clock. C) Sundial. D) Modern clock. Show Answer Correct Answer: A) Sand clock. 2. The instrument installed in a car for measuring the distance travelled by the car is called: A) Barometer. B) Speedometer. C) Anemometer. D) Odometer. Show Answer Correct Answer: D) Odometer. 3. When the line in the line Graph goes in the straight it is said to be in ..... (Notice:-The line is not going upwards or downwards.) A) Rest. B) Motion. C) Oscillation. D) Time. Show Answer Correct Answer: A) Rest. 4. Mention the formula used to measure the Time taken A) Time taken = Distance-Speed. B) Time taken = Speed x Time. C) Time taken = Distance / Speed. D) Time taken = Distance + Time. Show Answer Correct Answer: C) Time taken = Distance / Speed. 5. Speed=50km/hDistance =200kmTime=?? A) 5 hour. B) 4 hour. C) 2 hour. D) 3 hour. Show Answer Correct Answer: B) 4 hour. 6. Motion of a drill bit A) Rotatory and translatory. B) Oscillatory. C) Translatory. D) Periodic. Show Answer Correct Answer: A) Rotatory and translatory. 7. What is the formula of finding speed? A) Find out by a pendulum clock. B) Write down as it is. C) SPEED= total distance $\div$. D) SPEED= total time $\div$. Show Answer Correct Answer: C) SPEED= total distance $\div$. 8. If a distance-time graph shows a horizontal line, what does this imply about the object's motion? A) The object is moving at a constant speed. B) The object is accelerating. C) The object is decelerating. D) The object is stationary. Show Answer Correct Answer: D) The object is stationary. 9. Choose the correct statement out of the following A) Conversion of solid into vapours without becoming liquid is called evaporation. B) Conversion of vapours into solid without becoming liquid is called sublimation. C) Conversion of solid into liquid is called sublimation. D) Conversion of liquid into vapours is called fusion. Show Answer Correct Answer: B) Conversion of vapours into solid without becoming liquid is called sublimation. 10. What type of speed is when an object travels a fixed distance in equal time intervals? A) Instantaneous speed. B) Non-uniform speed. C) Uniform speed. D) Average speed. Show Answer Correct Answer: C) Uniform speed. 11. 1 day= how many seconds? A) 64800. B) 84600. C) 864000. D) 86400. Show Answer Correct Answer: D) 86400. 12. (ii) Motion of a horse pulling a cart on a straight road. A) Circular. B) Oscillatory. C) Straight line. D) None of the above. Show Answer Correct Answer: C) Straight line. 13. The basic unit of time is second. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 14. Measuring time is more difficult than measuring length. Do u agree? In earlier times. A) No, because length was tough to measure as we need to measure through hands and to measure time there were sundials and water clocks were available. B) Yes because that took lot of time. C) All the above. D) None of the above. Show Answer Correct Answer: A) No, because length was tough to measure as we need to measure through hands and to measure time there were sundials and water clocks were available. 15. In a 100 meter race it is easy to decide whose speed is highest. How can we decide which is the highest? A) One who takes 100 sec to complete 100 metres. B) One who takes 10 sec to complete 100 metres. C) One who takes fatest time to cover the distance of 100 metres. D) One who takes shortest time to cover 100 metres. Show Answer Correct Answer: D) One who takes shortest time to cover 100 metres. 16. What is a symbol of Giga is A) K. B) And. C) G. D) H. Show Answer Correct Answer: C) G. 17. Which one of the following can not be used for measurement of time A) A leaking tap. B) Simple Pendulum. C) Shadow of an object during the day. D) Blinking of eyes. Show Answer Correct Answer: D) Blinking of eyes. 18. Average speed is an average of all of the speeds during a trip/distance A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 19. One microsecond is one millionth of a second A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 20. The time could not be accurately measured before the principle of pendulum was discovered. A) False. B) True. C) Can't say. D) None of the above. Show Answer Correct Answer: B) True. 21. Which of the following can be used to find the time? A) Hourglass. B) Clock. C) Wrist watch. D) All of the above. Show Answer Correct Answer: D) All of the above. 22. Who discovered the important principal of pendulum A) Gorinancedwricane and theugal. B) Charles park. C) Charles thompson. D) None of the above. Show Answer Correct Answer: A) Gorinancedwricane and theugal. 23. The movement of an object with respect to time is called as ..... A) Rest. B) Motion. C) Oscillatory. D) None of the above. Show Answer Correct Answer: B) Motion. 24. One centimetre equals ..... A) 10 mm. B) 100 mm. C) 10 m. D) None of the above. Show Answer Correct Answer: A) 10 mm. 25. If an object moves in a line in such a way that every point of the object moves through the same distance in the same time. A) Rotatory motion. B) Periodic motion. C) Translatory motion. D) None of the above. Show Answer Correct Answer: C) Translatory motion. ← 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 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 8Class 7 Science Chapter 9 Motion And Time Quiz 9Class 7 Science Chapter 9 Motion And Time Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books