Aworker is pushing a wheelbarrow and is accelerating (speeding up) on a level, straight path. the two vertical forces in this event are gravity and a normal force. the vertical forces are . the three horizontal forces are applied force, friction, and drag or resistance. the horizontal forces are . the net force in this event is

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.