Question

1. choose the best answers using the distance - time graph. three students race on a track. they record their movement on a graph. which student moved the fastest? student b student a student c

Explanation:

Step1: Recall speed - distance - time relationship

Speed is given by the slope of the distance - time graph. The steeper the slope, the higher the speed.

Step2: Compare slopes of lines

Line A has the steepest slope among the three lines representing the motions of students A, B and C on the distance - time graph.

Answer:

Student A