How much extra gasoline does it cost to carpool, i.e., to carry another passenger? How much time is spent each year in the U.S. waiting in security lines at airports? [Extracted from the article]
Original Publication Citation
Weinstein, L. (2019). Question 1: Cost to carpool; Question 2: Waiting in TSA lines. Physics Teacher, 57(7), 501. doi:10.1119/1.5126839
Weinstein, Larry, "Question 1: Cost to Carpool; Question 2: Waiting in TSA Lines" (2019). Physics Faculty Publications. 400.