thermodynamics

Thermodynamics is the study of what?

• The transfer of energy
• The creation of energy
• The speed of reactions 
• The affect of heat on the speed of a reaction 

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-1

NGSS.HS-PS3-4

Temperature is a measure of the...

• total energy in a substance
• total kinetic energy in a substance
• average potential energy in a substance
• average kinetic energy of molecules in a substance

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is entropy?

• A measurement of chaos
• The heat content of a system 

Total entropy increases over time.

• True
• False

Heat is measured in 

• joules
• grams
• degrees celcius

Tags

NGSS.MS-PS3-4

The Law of _______________ states that energy cannot be created nor destroyed only transferred 

• Specific Heat
• Conservation of Energy
• Exothermic Reaction
• Potential Energy

Energy in exothermic reactions are

• released
• absorbed

Tags

NGSS.HS-PS1-4

Heat transfer [blank] occurs from hot to cold. 

• always
• never
• sometimes
• rarely

Tags

NGSS.HS-PS3-4

Which phase of matter has the greatest motion and least orderly arrangement?

• solid
• liquid
• gas

Tags

NGSS.MS-PS1-4

Where does the energy released in a chemical reaction come from?

• It is created.
• It comes from the kinetic energy of the moving particles.
• It comes from the potential energy stored in chemical bonds.

Tags

NGSS.HS-PS1-4