The Physics Teacher
How many trees began to bloom (flower) today in the U.S.? How much energy does a human use in his/her life-time? [Extracted from article]
Original Publication Citation
Weinstein, L. (2021) Question 1: Blooming trees; Question 2: Human energy. The Physics Teacher, 59(4) 299. https://doi.org/10.1119/10.0004166
Weinstein, Larry, "Question 1: Blooming Trees; Question 2: Human Energy" (2021). Physics Faculty Publications. 524.