An object's inertia means that if it is moving in a straight line it requires a force to keep it going at a constant speed. True or, false?

What accounts for an increase in the temperature of a gas that is kept at constant volume? a. energy has been removed as heat from the gas. b. energy has been added as heat to the gas. c. energy has been removed as work done by the gas. d. energy has been added as work done by the gas.