and Slope previously, you learned about proportional relationships. in this lesson, you will learn about slope. Data from the device show that the whale swam at a constant rate for 5 minutes A scientist is using a tracking device to measure how fast a blue whale swims. whale's distance over time. How far does the blue whale swim in 1 minute? and covered 2.5 miles in that time. Make a graph showing the change in the know to try to solve the problem below. ships Exp 100 Use what you 2.5 mi : 5 min TRY Math Toolkit graph paper, straightedges DIS