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Science
9th
grade
Uniform and Non-Uniform Motion | Motion | Assessment | English | Grade 9
6 questions
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- 1. Multiple Choice
The rate of change of motion of an object can be known by measuring the _____ of the object.
Distance
Time taken
Speed
None of the above
- 2. Multiple Choice
A car is covering a distance of 10 metres every 4 seconds along a straight path. Which motion is the car in?
Linear motion
Non−uniform motion
Uniform motion
Both option 1 and 3
- 3. Multiple Choice
A car is covering a distance of 60 km. It covers the first 30 km in 40 minutes and the remaining distance in 20 minutes. What will be the average speed of the car in metre per second?
60 m/sec
16. 6667 m/sec
60km/hr
25 m/sec
- 4. Multiple Choice
Vehicle A covers a distance of 100 km in 2 hours, and vehicle B covers a distance of 300 km in 5 hour. Which vehicle is faster and by how much?
Vehicle A is faster than vehicle B by 10 km/hr
Vehicle B is faster than vehicle A by 10 km/hr
Both vehicles have the same speed
Vehicle B is faster by 60 km/hr
- 5. Multiple Choice
Which of the following statements is false?
An object in uniform motion covers equal distance in equal interval of time.
The speed of an object is not always constant.
The speed of an object is not constant in uniform motion.
An object with uniform speed is in uniform motion.
- 6. Multiple Choice
Look at this image. Here, distance between position A to position B is 100 metres and displacement is half of the total distance. The speed of the car is 4 m/s.What will be the total time taken to reach from position A to position B if the shortest route is taken?
12.5 seconds
50 seconds
25 seconds
None of the above
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