Mathematics for IGCSE & O level - Graphs In Practical Situations (Section 5 - No. 39)
What does it mean when the line on a distance-time graph goes down?
The object is speeding up
The object is moving backwards
The object is stationary
The object is slowing down
Giải thích
A decreasing distance indicates movement back towards the starting point, which is technically going backward or towards negative distance.