• Non-spontaneous

• At equilibrium

• Spontaneous

• Endothermic

• Endothermic

• Exothermic

• At equilibrium

• Non-spontaneous

Tags

NGSS.HS-PS1-4

The Carnot cycle is an idealized thermodynamic cycle that provides the maximum possible efficiency for a heat engine. It consists of

• Two isothermal and two adiabatic processes

• Two isobaric and two isochoric processes

• Two isothermal and two isobaric processes

• Two adiabatic and two isochoric processes

Tags

NGSS.HS-PS3-4

Juan Pablo likes going camping, he love doing bonfire, get warmer and dance around it, Juan Pablo gets warmer because of..

• Radiation

• Convection

• Conduction

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

A substance with a high specific heat:

• Is always extremely hot.

• Requires a lot of energy to become hot.

• Is not heavy.

• Does not requires a lot of energy to become hot.

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

Is this reaction endothermic or exothermic?

• endothermic 

• exothermic

Tags

NGSS.HS-PS1-4

What is the ΔH of this reaction?

• 40 kJ

• 20 kJ

• 80 kJ

• -60 kJ

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-1

What is the change of the heat of the reaction (ΔH)?

• -40 kJ

• -20 kJ

• 100 kJ

• 60 kJ

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-1

What letter represents the energy of the products?

• A

• B

• C

• D

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-1