Zeroth Law of Thermodynamics

Thermometer is based on

• Newton's laws of motion

• Second law of thermodynamics

• First law of thermodynamics

• Zeroth law of thermodynamics

For thermodynamic equilibrium to exist which should exist

• Thermal equilibrium

• Chemical equilibrium

• Mechanical equilibrium

• All should exist

Tags

NGSS.HS-PS3-4

The __________ of thermal dynamics tells that heat always flows from a hot body to a cold body till both bodies have an equal temperature

• Zeroth law

• First law

• Second law

• Third law

Tags

NGSS.HS-PS3-4

Which law of thermodynamics is the basis for the concept of temperature?

• First law of thermodynamics

• Second law of thermodynamics

• Third law of thermodynamics

• Zeroth law of thermodynamics

The Zeroth Law of Thermodynamics is essential for which of the following devices?

• Refrigerator

• Thermometer

• Heat engine

• Solar panel

What does the Zeroth Law of Thermodynamics imply about two systems in thermal equilibrium with a third system?

• They are in mechanical equilibrium with each other

• They are in chemical equilibrium with each other

• They are in thermal equilibrium with each other

• They are in no equilibrium with each other

Which of the following best describes the Zeroth Law of Thermodynamics?

• Energy cannot be created or destroyed

• Heat flows from hot to cold

• If two systems are each in thermal equilibrium with a third system, they are in thermal equilibrium with each other

• Entropy of a system approaches a constant value as the temperature approaches absolute zero

In an experiment, if object A is in thermal equilibrium with object B, and object B is in thermal equilibrium with object C, what can be concluded about objects A and C?

• They are in mechanical equilibrium

• They are in thermal equilibrium

• They are in chemical equilibrium

• They are not in equilibrium

Tags

NGSS.HS-PS3-4

Which scientific principle allows the use of a thermometer to measure temperature accurately?

• First law of thermodynamics

• Second law of thermodynamics

• Zeroth law of thermodynamics

• Third law of thermodynamics

The Zeroth Law of Thermodynamics helps define which of the following concepts?

• Entropy

• Temperature

• Energy conservation

• Heat capacity