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WorksheetsMCQs on Heat and Thermodynamics by Universal Science community regards Aliraza Tunio
Total questions: 20
Worksheet time: 10mins
What is the unit of heat energy?
Joule (J)
Watt (W)
Calorie (cal)
Kelvin (K)
Which law of thermodynamics states that energy cannot be created or destroyed?
Zeroth Law
First Law
Second Law
Third Law
What is the process of heat transfer that occurs through direct contact?
Conduction
Convection
Radiation
Evaporation
What is the term for the amount of heat required to raise the temperature of 1 gram of a substance by 1°C?
Specific heat capacity
Latent heat
Heat capacity
Thermal conductivity
Which type of thermodynamic process occurs at constant temperature?
Isothermal
Adiabatic
Isobaric
Isochoric
What is the term for the transfer of heat energy through electromagnetic waves?
Conduction
Convection
Radiation
Insulation
What is the unit of temperature in the Celsius scale?
Kelvin (K)
Degree Celsius (°C)
Degree Fahrenheit (°F)
Rankine (R)
Which law of thermodynamics describes the direction of spontaneous heat transfer?
Zeroth Law
First Law
Second Law
Third Law
What is the term for the amount of heat required to change the state of a substance?
Specific heat capacity
Latent heat
Heat capacity
Thermal conductivity
What is the process of heat transfer that occurs through the movement of fluids?
Conduction
Convection
Radiation
Evaporation
Which type of thermodynamic process occurs at constant pressure?
Isothermal
Adiabatic
Isobaric
Isochoric
What is the term for the measure of disorder or randomness in a system?
Entropy
Enthalpy
Internal energy
Heat capacity
What is the unit of entropy?
Joule (J)
Kelvin (K)
Joule per Kelvin (J/K)
Watt (W)
Which type of thermodynamic process occurs without heat transfer?
Isothermal
Adiabatic
Isobaric
Isochoric
What is the term for the total energy of a system, including internal energy and the energy associated with the pressure and volume of a system?
Enthalpy
Internal energy
Heat capacity
Entropy
What is the term for the heat transfer that occurs when there is a temperature difference between two objects in direct contact?
Conduction
Convection
Radiation
Thermal equilibrium
Which law of thermodynamics provides a fundamental definition of temperature?
Zeroth Law
First Law
Second Law
Third Law
What is the term for the temperature at which a substance changes state from solid to liquid?
Melting point
Boiling point
Freezing point
Critical point
What is the term for the temperature at which a substance changes state from liquid to gas?
Melting point
Boiling point
Freezing point
Critical point
Which type of thermodynamic process occurs at constant volume?
Isothermal
Adiabatic
Isobaric
Isochoric
