Lila is a track and field athlete. She must complete four laps around a circular track. The track itself is a 400 meter track and it took her 6 minutes total to complete. Which best describes her speed and velocity? (There are 60 seconds in 1 minute.) A. Her speed is 4.4 m/s, and her velocity is 0 m/s. B. Her speed is 1.1 m/s, and her velocity is 0 m/s. C. Her speed is 0 m/s, and her velocity is 2400 m/s. D. Her speed is 4.4 m/s, and her velocity is 4.4 m/s.

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.