Mathematics for IGCSE & O level - Graphs In Practical Situations (Section 4 - No. 7)
For the graph on the lower part of page 228 (from OCR), what does the speed of the car in the graph indicate?
The car has a deceleration.
The car's speed is getting slower.
The car's speed is getting faster.
The speed is constant.
คำอธิบาย
The speed is decreasing, therefore decelerating.