MEDIUM

8th Telangana Board

IMPORTANT

Earn 100

The distance-time graph given below represents the motion of an object. According to graph, as time increases, the speed of the object

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Important Questions on Graphs of Motion

HARD

8th Telangana Board

IMPORTANT

Physical Science Class 8>Chapter 12 - Graphs of Motion>Improve your learning>Q 1

Look at the graph.

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Which section of the graph has the greatest slope? What can you say about the speed in this section? What can you say about the speed in section CD of the graph?

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8th Telangana Board

IMPORTANT

Physical Science Class 8>Chapter 12 - Graphs of Motion>Improve your learning>Q 1

A river is

32 km

away from Nikita's house. There is a hillock on the way. Nikita left for the river one morning on her bicycle. She reached the hillock after 2 hours, pedalling at a speed of

5 kmph

. Since she could not cycle up the slope, she continued on foot, walking for an hour at a speed of

3 kmph

, and reached the top of the hillock. From there the road was all downhill. She rode her bicycle at a speed of

18 kmph

and reached the bottom of the hillock in half an hour. She then rested under a tree for half an hour. Refreshed after a rest, she cycled at a speed of

5 kmph

and reached the river in 2 hours. Draw a graph of Nikita's journey from her home to the river.

HARD

8th Telangana Board

IMPORTANT

Physical Science Class 8>Chapter 12 - Graphs of Motion>Improve your learning>Q 2

Sunitha and her brother Bharat studying in the same school. Sunitha walks to the school while Bharath cycles to the school. So, Sunitha has to leave an hour before Bharath to reach the school on time. The graph shows the graph lines of their journey from their home to the school. Look at the graph and answer which graph line shows Sunitha's journey?

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MEDIUM

8th Telangana Board

IMPORTANT

Physical Science Class 8>Chapter 12 - Graphs of Motion>Improve your learning>Q 2

Sunitha and her brother Bharat studying in the same school. Sunitha walks to the school while Bharath cycles to the school. So, Sunitha has to leave an hour before Bharath to reach the school on time. Given graph shows their journey from their home to the school. Look at the graph and answer whose graph line has a greater slope?

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MEDIUM

8th Telangana Board

IMPORTANT

Physical Science Class 8>Chapter 12 - Graphs of Motion>Improve your learning>Q 2

Sunitha and her brother Bharat studying in the same school. Sunitha walks to the school while Bharath cycles to the school. So, Sunitha has to leave an hour before Bharath to reach the school on time. Graph shows the graph lines of their journey from their home to the school. Look at the graph and answer whose speed is greater?

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MEDIUM

8th Telangana Board

IMPORTANT

Physical Science Class 8>Chapter 12 - Graphs of Motion>Improve your learning>Q 2

Sunitha and her brother Bharat studying in the same school. Sunitha walks to the school while Bharath cycles to the school. So, Sunitha has to leave an hour before Bharath to reach the school on time. Given graph shows their journey from their home to the school. Look at the graph and answer if Sunitha wants to reach school in $3$ hours at what speed should she walk?

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