Mathematics for IGCSE & O level - Graphs In Practical Situations (Section 5 - No. 41)
The speed-time graph shows a car's journey. What does it show for the constant speed part?
The car is not moving
The car is decelerating
The car is at a constant speed.
The car is accelerating
คำอธิบาย
A constant speed part of the graph indicates the car maintaining a steady speed.