Math(F5) Gradient And Area Under A Graph

GRADIENT AND AREA UNDER A GRAPH

Distance-Time Graph ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Example ,[object Object],15 10 5 Distance (km) 0.3 0.2 0.1 Time (hours)

The Gradient of a Distance-Time Graph ,[object Object],[object Object]

How to find gradient? ,[object Object],[object Object],[object Object],[object Object],[object Object]

How to find speed for a period of time from a distance-time graph ,[object Object]

The distance-time graph shows the distance covered by a boy from the starting point to another point and back. Example:

[object Object],[object Object],[object Object],[object Object],From the graph,

a) Find the speed for the first 15 seconds. Answers: ,[object Object]

Answers: ,[object Object],[object Object],[object Object],-He takes 15 seconds to rest

Answers: ,[object Object],Negative sign indicates the direction of the journey is reversed

Answers for Worksheet 1 (6.1D) ,[object Object]

[object Object],[object Object]

SUMMARY ,[object Object],[object Object]

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