thomaswaltonduggar thomaswaltonduggar

03-01-2023
Physics

contestada

While riding his bicycle, Jans does 7.5 E7 J of work and gives off 4.3 E7 J of heat. What is the change in Jan's internal energy?

+ 3.2 E 7 J
−3.2 E 7 J
−11.8 E 7 J
+11.8 E 7 J

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