Your drop a coin from the top of a hundred-story building(1000m). if you ignore air resistance, how fast will it be falling right before it hits the ground? how long does it take to hit the ground?

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.