6.3.3 Gradient and Area Under a Graph, SPM Paper 2 (Long Questions)

Question 7: The diagram above shows the speed-time graph of a moving object for 15 seconds. Find (a)    the speed of the object at t = 9s. (b)   the distance travel by the object for the first 12 seconds. Solution: (a) The speed of the object at t = 9s is 6 ms-1 (b) Distance … Read more6.3.3 Gradient and Area Under a Graph, SPM Paper 2 (Long Questions)

6.3.2 Gradient and Area Under a Graph, SPM Paper 2 (Long Questions)

Question 4: The diagram above shows the speed-time graph of a moving particle for 10 seconds. From the graph above, find (a) the total distance travel by the particle for the whole journey. (b)   the average speed for the whole journey.   Solution: (a) Total distance travelled = Area under the speed-time graph = Area … Read more6.3.2 Gradient and Area Under a Graph, SPM Paper 2 (Long Questions)

6.3.1 Gradient and Area Under a Graph, SPM Paper 2 (Long Questions)

Question 1: The diagram above shows the distance-time graph of a moving particle for 5 seconds. Find (a) the distance travel by the particle from the time 2 second to 5 second. (b)   the speed of the particle for the first 2 seconds. Solution: (a) Distance travel by the particle from the time 2 second … Read more6.3.1 Gradient and Area Under a Graph, SPM Paper 2 (Long Questions)

6.2 Quantity Represented by the Area under a Graph

6.2 Quantity Represented by the Area under a Graph 1. In the speed-time graph, (a) Quantity represented by the gradient of the graph is acceleration or the rate of change of speed. (b) Quantity represented by the area under the graph is distance. Example 1: Calculate the distance of each of the following graphs. (a) Distance = Area … Read more6.2 Quantity Represented by the Area under a Graph

6.1.2 Quantity Represented by the Gradient of a Graph (Part 2)

(B) Speed – Time Graph 1. The gradient of a speed-time graph is the rate of change of speed or acceleration. 2. (a) From O to P: Gradient = positive → (Speed of object increasing or accelerating). (b) From P to Q: Gradient = 0 → (Object is moving at uniform speed). (c) From Q to R: Gradient = negative … Read more6.1.2 Quantity Represented by the Gradient of a Graph (Part 2)

6.1.1 Quantity Represented by the Gradient of a Graph (Part 1)

6.1 Quantity Represented by the Gradient of a Graph The gradient of graph is the rate of change of a quantity on the vertical axis with respect to the change of another quantity on the horizontal axis.   (A) Distance – Time Graph 1. The gradient of a distance-time graph is speed. 2.  (a) From O … Read more6.1.1 Quantity Represented by the Gradient of a Graph (Part 1)