EASY
7th CBSE
IMPORTANT
Earn 100

Draw a typical distance-time graph for uniform motion.
 

Important Questions on Motion and Time

MEDIUM
7th CBSE
IMPORTANT
Living Science 7>Chapter 14 - Motion and Time>EXERCISES>Q D

Draw a distance-time graph from the following data (Table 1) showing the distance covered by a racing car in fixed intervals of time. Calculate the speed of the car.

Time
(s)		 Distance (in m)
From start point
0 0
1 15
2 30
3 45
4 60
5 75
MEDIUM
7th CBSE
IMPORTANT
Living Science 7>Chapter 14 - Motion and Time>EXERCISES>Q D

Draw a distance-time graph from the above data (Table 2) showing the distance covered by a racing car. Does the car have uniform motion?

Time
(s)

Distance (in m)
From start point
0 0
1 10
2 25
3 45
4 65
5 90
MEDIUM
7th CBSE
IMPORTANT
Living Science 7>Chapter 14 - Motion and Time>EXERCISES>Q D
Distinguish between uniform and non-uniform motion.
EASY
7th CBSE
IMPORTANT
Living Science 7>Chapter 14 - Motion and Time>EXERCISES>Q 1
Why do you think accurate measurements of time became possible much after accurate measurement of length and mass?
MEDIUM
7th CBSE
IMPORTANT
Living Science 7>Chapter 14 - Motion and Time>EXERCISES>Q 2
You have made a pendulum by tying a stone to a string. Its time period is 1 second. You want to reduce the time period. How will you achieve this?
EASY
7th CBSE
IMPORTANT
Living Science 7>Chapter 14 - Motion and Time>EXERCISES>Q 3
A car travels along a circular racing track at a constant speed of 100 km/h. Does it have a uniform motion?
MEDIUM
7th CBSE
IMPORTANT
Living Science 7>Chapter 14 - Motion and Time>EXERCISES>Q 4

Figure 1 shows the distance-time graph for two racing cars, A and B. Which one of them won the race?

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MEDIUM
7th CBSE
IMPORTANT
Living Science 7>Chapter 14 - Motion and Time>EXERCISES>Q 5

What can you say about the speeds of the two objects A and B from the distance-time graphs in Figure 2?

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