This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Science Chapter 9 Motion And Time – Quiz 24 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Science Chapter 9 Motion And Time Quiz 24 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A car travels 150 km in 3 hours. What is its average speed? A) 50 km/h. B) 100 km/h. C) 150 km/h. D) 450 km/h. Show Answer Correct Answer: A) 50 km/h. 2. What is the unit of speed in the metric system? A) Liter per minute. B) Newton. C) Meter per second. D) Kilogram per hour. Show Answer Correct Answer: C) Meter per second. 3. What equation is Distance/ Speed A) Time. B) Speed. C) Velocity. D) Distance. Show Answer Correct Answer: A) Time. 4. Which of the following is the correct equation for calculating SPEED? A) S = d / t. B) S = d x t. C) S = t / d. D) S = d-t. Show Answer Correct Answer: A) S = d / t. 5. The correct co-relation between speed and time is ..... A) Speed = Distance x Time. B) Speed x Distance = Time. C) Time = Distance /Speed. D) Distance = Time/ Speed. Show Answer Correct Answer: C) Time = Distance /Speed. 6. Motion of a pendulum is an exampleof A) Circular Motion. B) Periodic Motion. C) Rectilinear Motion. D) Rotational Motion. Show Answer Correct Answer: B) Periodic Motion. 7. The basic unit of speed. A) Metre/second. B) My/metre. C) Km/s. D) Hour/second. Show Answer Correct Answer: A) Metre/second. 8. Which of the following is the correct definition of speed? A) The distance covered multiplied by rate of acceleration. B) The difference between the original position and final position. C) Which object moves faster. D) Distance covered by a object in unit time. Show Answer Correct Answer: D) Distance covered by a object in unit time. 9. Our ancestors used to find time with A) Olden day clocks. B) Nature. C) Sundial. D) Jantar mantar. Show Answer Correct Answer: B) Nature. 10. Soldiers marching parade is an exxample of A) Straight. B) Oscillatory. C) Circular. D) None of the above. Show Answer Correct Answer: A) Straight. 11. When was the International system of units was published? A) 1970. B) 1990. C) 1860. D) 1960. Show Answer Correct Answer: D) 1960. 12. Speed of a car is 40km/h. What is the time taken if the distance between 2 cities is 480 km? A) 10 h. B) 11h. C) 14 h. D) 12 h. Show Answer Correct Answer: D) 12 h. 13. The composition of air can be best represented by drawing a A) Pie chart. B) Bar graph. C) Line graph. D) Histogram. Show Answer Correct Answer: A) Pie chart. 14. Rate of change of displacement is called A) Speed. B) Deceleration. C) Acceleration. D) Velocity. Show Answer Correct Answer: D) Velocity. 15. Explain the significance of the slope of a distance-time graph. A) The slope of a distance-time graph shows the color of the object. B) The slope of a distance-time graph represents the speed of the object. C) The slope of a distance-time graph indicates the temperature of the object. D) The slope of a distance-time graph represents the weight of the object. Show Answer Correct Answer: B) The slope of a distance-time graph represents the speed of the object. 16. In a race, Om covered a distance of 400 m in 100 s and Raj covered a distance of 300 m in 100 s. Find the speed of Om and Raj and state and who ran faster. A) Speed of Om = 3 m/sSpeed of Raj = 4 m/sRaj ran faster than Om. B) Speed of Om = 3 m/sSpeed of Raj = 4 m/sOm ran faster than Raj. C) Speed of Om = 4 m/sSpeed of Raj = 4 m/sBoth ran at the same speed. D) Speed of Om = 4 m/sSpeed of Raj = 3 m/sOm ran faster than Raj. Show Answer Correct Answer: D) Speed of Om = 4 m/sSpeed of Raj = 3 m/sOm ran faster than Raj. 17. The time period of a simple pendulum is the time taken by it to travel from A) A to B and back to A. B) B to A, A to B and B to O. C) O to A, A to B and B to A. D) A to B. Show Answer Correct Answer: A) A to B and back to A. 18. A bus travels 120 km between two villages in 5 hours. Its average speed is A) 40 km/h. B) 30 km/h. C) 60 m/s. D) 24 km/h. Show Answer Correct Answer: D) 24 km/h. 19. What does it mean if an object has a constant velocity? A) The object is at rest and not moving. B) The object is accelerating in a circular path. C) The object is moving at a steady speed in a straight line. D) The object is moving at varying speeds in different directions. Show Answer Correct Answer: C) The object is moving at a steady speed in a straight line. 20. If all parts of a moving body moves in the direction of motion, then the motion is A) Translatory. B) Rotatory. C) Periodic. D) Oscillatory. Show Answer Correct Answer: A) Translatory. 21. A metre scale measure length accurately up to A) 1cm. B) 1km. C) 1m. D) 1mm. Show Answer Correct Answer: D) 1mm. 22. Shivam visited an LPG unit and found that the gas can be liquified at specific conditions of temperature and pressure. Help him to identify the correct set of conditions. A) High temperature and high pressure. B) Low temperature and low pressure. C) Low temperature and high pressure. D) High temperature and low pressure. Show Answer Correct Answer: C) Low temperature and high pressure. 23. A bus travels 54 km in 90 minutes. The speed of the bus is A) 0.6 m/s. B) 10 m/s. C) 5.4 m/s. D) 3.6m/s. Show Answer Correct Answer: B) 10 m/s. 24. A simple pendulum takes 20 sec to complete 10 oscillations. The time period of the Simple Pendulum is A) 5 sec. B) 2 sec. C) 1 sec. D) 20 sec. Show Answer Correct Answer: B) 2 sec. 25. What is the distance between the starting point and the ending point of a car whose speed is 25 m/s and the time required to cover this distance was 60 s? A) 2.4 m. B) 0.416 m. C) 1.5 km. D) 1500 km. Show Answer Correct Answer: C) 1.5 km. ← 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