# NCERT Class VII Science Solutions: Chapter 13-Motion and Time Part 3 (For CBSE, ICSE, IAS, NET, NRA 2022)

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Question 11:

Suppose the two photographs, shown in , had been taken at an interval of . If a distance of is shown by in these photographs, calculate the speed of the blue car.

From the , we conclude that the distance covered by blue car is .

So, the distance covered

Question 12:

Fig shows the distance-time graph for the motion of two vehicles A and B. Which one of them is moving faster?