Thermodynamics

Which law of thermodynamics is also known as the Law of Energy Conservation?

• Zeroth Law

• First Law

• Second Law

• Third Law

What is the main concept introduced by the Second Law of Thermodynamics?

• Thermal equilibrium

• Energy conservation

• Entropy

• Absolute zero

Tags

NGSS.HS-PS3-4

According to the Third Law of Thermodynamics, what is impossible to reach?

• Thermal equilibrium

• Absolute zero temperature

• Maximum entropy

• Energy conservation

______________ - Branch of chemistry concerned with energy changes. 

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-4

Zeroth law of thermodynamics is:

• Kinetic energy of molecules of a gas is zero

• Ideal gas does not contain molecules

• If two systems are thermal equilibrium third one is also in equilibrium

• Absolute zero temperature cannot be obtained

Which principle states that the total entropy of an isolated system can never decrease over time?

• First Law of Thermodynamics

• Second Law of Thermodynamics

• Third Law of Thermodynamics

• Zeroth Law of Thermodynamics

What is true about thermodynamically favorable reactions?

• They need outside energy to be put in

• They always increase entropy

• They always have a negative ΔH

• ΔG is positive

Which of the following is an example of the First Law of Thermodynamics in daily life?

• An ice cube melting at room temperature.

• Riding a bicycle and converting chemical energy into mechanical energy.

• Cooling atoms to extremely low temperatures.

• Using a thermometer to measure temperature.

Tags

NGSS.HS-PS3-3

NGSS.HS-PS3-4

Which law helps us understand the concept of temperature and allows us to use thermometers?

• Zeroth Law

• First Law

• Second Law

• Third Law

Tags

NGSS.MS-PS3-4

Which of the following is NOT an application of thermodynamics in daily life mentioned in the text?

• Refrigerators

• Car engines

• Power plants

• Solar panels

Tags

NGSS.HS-PS3-4