1) Which of the following is an example of the Zeroth law? a) Ice cube melting in a drink until both reach same temperature b) Conversion of heat to work c) Expansion of gas d) Energy conservation in a system 2) If two bodies are in thermal equilibrium with a third body, they must have: a) Different temperatures b) Equal temperatures c) Equal pressures d) Equal volumes 3) The Zeroth law helps us to compare: a) Masses of objects b) Temperatures of bodies c) Pressures of gases d) Densities of fluids 4) Thermal equilibrium means: a) No exchange of mass b) No exchange of heat c) Equal volume d) Equal pressure 5) According to the Zeroth law of thermodynamics, if body A is in thermal equilibrium with body B, and B is in thermal equilibrium with body C, then: a) A and C are in mechanical equilibrium b) A and C are in thermal equilibrium c) A and C are in dynamic equilibrium d) None of these

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