Mathematics for IGCSE & O level - Graphs In Practical Situations (Section 2 - No. 40)
Which of the following statements about travel graphs is correct?
Time is plotted on the vertical axis, distance on the horizontal axis.
The gradient of the line represents time
A horizontal line means the object is stationary.
A decreasing gradient means the object is moving at a constant speed
คำอธิบาย
A horizontal line indicates no change in distance over time, meaning the object is stationary.