Motion and Time Class 7 Questions

📝 Motion and Time 

Multiple Choice Questions 

1. 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) 3.6 m/s

2. The correct symbol to represent the speed of an object is

(a) 5 m/s

(b) 5 mp

(c) 5 m/`s^{-1}`

(d) 5 s/m

3. Boojho walks to his school which is at a distance of 3 km from his home in 30 minutes. On reaching he finds that the school is closed and comes back by bicycle with his friend and reaches home in 20 minutes. His average speed in km/h is

(a) 8.3

(b) 7.2

(c) 5

(d) 3.6

4. A student observes the positions of two vehicles at different instants of time as shown.

Which of these statements explains the motion of the vehicles?

(a) Car A is in motion as it changed its position with respect to the surroundings

(b) Car B is in motion as it changed its position with respect to the surroundings

(c) Car A is in motion as it did not change its position with respect to the surroundings

(d) Car B is in motion as it did not change its position with respect to the surroundings

5. The time and position of a moving car covering a distance of 3 km is shown in the image.

What can be concluded from the position of the car?

(a)It was moving at a uniform speed of 60 km/hr

(b)It was moving at a non-uniform speed of 60 km/hr

(c)It was moving at uniform speed as it covered 3 km in 3 min

(d)It was moving at non-uniform speed as it covers 3 km in 3 min

6. A car moves with a speed of 40 km/h for 15 minutes and then with a speed of 60 km/h for the next 15 minutes. The total distance covered by the car is:

(a) 100 km

(b) 25 km

(c) 15 km 

(d) 10 km

★★★★★★

1. Distance between Bholu’s and Golu’s house is 9 km. Bholu has to attend Golu’s birthday party at 7 o’clock. He started from his home at 6 o’clock on his bicycle and covered a distance of 6 km in 40 minutes. At that point, he met Chintu and he spoke to him for 5 minutes and reached Golu’s birthday party at 7 o’clock. With what speed did he cover the second part of the journey? Calculate his average speed for the entire journey.

2. Two Cars A and B (starting at the same time, from the same point) are moving with average speeds of 40 km/h and 50 km/h, respectively in the same direction. Find how far will Car B be from Car A after 3 hours.

3. The odometer of a car reads 57321.0 km when the clock shows the time 08:30 AM. What is the distance moved by the car, if at 08:50 AM, the odometer reading has changed to 57336.0 km? Calculate the speed of the car in km/min during this time. Express the speed in km/h also.