Question 1
1 pts
You eat 7,291 kJ of energy in food. You get on a bicycle machine and bike as fast as you can.
The display tells you that you did 1,780 kJ of work. Assuming your body is a closed system,
how much energy of heat did you produce (in kJ)?

Which statement is true according to the kinetic theory? a. molecules of different gases with the same mass and temperature always have the same average density. b. molecules of different gases with the same mass and temperature always have the same average volume. c. molecules of different gases with the same mass and temperature always have the same pressure. d. molecules of different gases with the same mass and temperature always have the same molecular mass. e. molecules of different gases with the same mass and temperature always have the same average kinetic energy.