Mathematics for IGCSE & O level - Graphs In Practical Situations (Section 6 - No. 5)
Which of the following elements can be directly obtained from a travel graph?
The time of each journey stage
The average speed for each journey stage
The acceleration during different periods of the journey
The total distance traveled
解释
The time for different parts of the journey can be read off the graph. The gradient gives the speed for each section and distance travelled.