During a crash, a dummy with mass of 60.0k hits an airbag that exerts a constant force on the dummy. The acceleration of the dummy is -250m/s^2. What force did the airbag exerts on the dummy ?

Which best describes the first law of thermodynamics as compared to the second law of thermodynamics? a. the first law describes how thermal energy is conserved but not the direction it moves. b. the first law describes the direction thermal energy moves but not how it is conserved. c. the first law describes how thermal energy can be created but not how it can be destroyed. d. the first law describes how thermal energy can be destroyed but not how it can be created.