Phy2-Week 1-Laws of thermo intro

What is the first law of thermodynamics also known as?

• Law of Conservation of Energy

• Law of Entropy

• Law of Thermodynamic Equilibrium

• Zeroth Law of Thermodynamics

Which of the following statements best describes the second law of thermodynamics?

• Energy cannot be created or destroyed
  

•  Heat always flows from a hot object to a cold object
  

•  Entropy of an isolated system increases over time
  

• • The internal energy of a system is constant

What is the SI unit of temperature?

• Kelvin (K)
  

• Celsius (°C)
  

• Fahrenheit (°F)
  

• • Rankine (°R)

If a system undergoes an adiabatic process, what can be said about the heat exchange?

• Heat is exchanged at a constant temperature

• No heat is exchanged with the surroundings

• Heat is exchanged at a constant pressure 

• Heat is exchanged at a constant volume

According to the zeroth law of thermodynamics, if two systems are each in thermal equilibrium with a third system, then they are in thermal equilibrium with each other. True or False?

• True

• False

What does the term "isothermal" mean in thermodynamics?

• Constant volume

• Constant pressure

• Constant temperature

• Constant entropy

What does the term "isobaric" mean in thermodynamics?

• Constant volume

• Constant pressure

• Constant temperature

• Constant entropy

Which law of thermodynamics is also known as the law of disorder?

• First Law of Thermodynamics

• Second Law of Thermodynamics

• Third Law of Thermodynamics

•  Zeroth Law of Thermodynamics

In a reversible process, what can be said about the entropy change of the system?

• Entropy remains constant

• Entropy increases

• Entropy decreases

• Entropy fluctuates randomly

What is the third law of thermodynamics concerned with?

• Conservation of energy

• Heat transfer

• Entropy at absolute zero

• Irreversibility of processes