Thermodynamics

How many laws of thermodynamics are there?

• 1

• 2

• 3

• 4

Thermodynamics is the study of ________ and heat.

• temperature

• energy

• mass

• force

Tags

NGSS.HS-PS3-4

The ________ law of thermodynamics states the entropy of a system not in thermal equilibrium increases.

• first

• second

• third

• Zeroeth

___________ is the randomness or disorder of a thermodynamic system.

• Temperature

• Heat

• Entropy

• Energy

______________ - Branch of chemistry concerned with energy changes. 

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-4

The second  law of thermodynamics states that entropy of a system  tends to ______________. 

• increase

• decrease

• stay constant

• fluctuate wildly

Tags

NGSS.HS-PS3-4

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

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

Neither mass or energy can be created or destroyed.

• First Law of Thermodynamics

• Second Law of Thermodynamics

• Murphy's Law

• DeWeese's Law