Sam jogs for 15 minute at 240 m/min, walk the next 10 minute at 90m/min, rests for 5 minute, and jogs back to where she started at 180 m/min.
a. Plot a velocity time graph for Sam's exercise run.
b. Calculate the area under the curve for the first 15 minute. What does this represent?
c. Calculate the total distance traveled by Sam?
d. Find the Sam's displacement from start to finish?